Merge topic 'doc-if-legacy'

572b4fd85b Help: Fix elseif/endif typo

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !2950
diff --git a/Help/command/cmake_parse_arguments.rst b/Help/command/cmake_parse_arguments.rst
index c8327e2..196d90f 100644
--- a/Help/command/cmake_parse_arguments.rst
+++ b/Help/command/cmake_parse_arguments.rst
@@ -59,6 +59,11 @@
 where recognized. This can be checked afterwards to see
 whether your macro was called with unrecognized parameters.
 
+``<one_value_keywords>`` and ``<multi_value_keywords>`` that where given no
+values at all are collected in a variable ``<prefix>_KEYWORDS_MISSING_VALUES``
+that will be undefined if all keywords received values. This can be checked
+to see if there where keywords without any values given.
+
 As an example here a ``my_install()`` macro, which takes similar arguments
 as the real :command:`install` command:
 
@@ -77,7 +82,7 @@
 
 .. code-block:: cmake
 
-   my_install(TARGETS foo bar DESTINATION bin OPTIONAL blub)
+   my_install(TARGETS foo bar DESTINATION bin OPTIONAL blub CONFIGURATIONS)
 
 After the ``cmake_parse_arguments`` call the macro will have set or undefined
 the following variables::
@@ -89,6 +94,8 @@
    MY_INSTALL_TARGETS = "foo;bar"
    MY_INSTALL_CONFIGURATIONS <UNDEFINED> # was not used
    MY_INSTALL_UNPARSED_ARGUMENTS = "blub" # nothing expected after "OPTIONAL"
+   MY_INSTALL_KEYWORDS_MISSING_VALUES = "CONFIGURATIONS"
+            # No value for "CONFIGURATIONS" given
 
 You can then continue and process these variables.
 
@@ -97,5 +104,6 @@
 interpreted as the beginning of the new option.  E.g.
 ``my_install(TARGETS foo DESTINATION OPTIONAL)`` would result in
 ``MY_INSTALL_DESTINATION`` set to ``"OPTIONAL"``, but as ``OPTIONAL``
-is a keyword itself ``MY_INSTALL_DESTINATION`` will be empty and
-``MY_INSTALL_OPTIONAL`` will therefore be set to ``TRUE``.
+is a keyword itself ``MY_INSTALL_DESTINATION`` will be empty (but added
+to ``MY_INSTALL_KEYWORDS_MISSING_VALUES``) and ``MY_INSTALL_OPTIONAL`` will
+therefore be set to ``TRUE``.
diff --git a/Help/generator/Green Hills MULTI.rst b/Help/generator/Green Hills MULTI.rst
index bfe671f..e474682 100644
--- a/Help/generator/Green Hills MULTI.rst
+++ b/Help/generator/Green Hills MULTI.rst
@@ -59,6 +59,7 @@
 The following properties are available:
 
 * :prop_tgt:`GHS_INTEGRITY_APP`
+* :prop_tgt:`GHS_NO_SOURCE_GROUP_FILE`
 
 .. note::
   This generator is deemed experimental as of CMake |release|
diff --git a/Help/manual/cmake-properties.7.rst b/Help/manual/cmake-properties.7.rst
index e1de134..4366c0d 100644
--- a/Help/manual/cmake-properties.7.rst
+++ b/Help/manual/cmake-properties.7.rst
@@ -195,6 +195,7 @@
    /prop_tgt/FRAMEWORK_VERSION
    /prop_tgt/GENERATOR_FILE_NAME
    /prop_tgt/GHS_INTEGRITY_APP
+   /prop_tgt/GHS_NO_SOURCE_GROUP_FILE
    /prop_tgt/GNUtoMS
    /prop_tgt/HAS_CXX
    /prop_tgt/IMPLICIT_DEPENDS_INCLUDE_TRANSFORM
diff --git a/Help/manual/cmake-variables.7.rst b/Help/manual/cmake-variables.7.rst
index 1698734..83c88a5 100644
--- a/Help/manual/cmake-variables.7.rst
+++ b/Help/manual/cmake-variables.7.rst
@@ -345,6 +345,7 @@
    /variable/CMAKE_FOLDER
    /variable/CMAKE_Fortran_FORMAT
    /variable/CMAKE_Fortran_MODULE_DIRECTORY
+   /variable/CMAKE_GHS_NO_SOURCE_GROUP_FILE
    /variable/CMAKE_GLOBAL_AUTOGEN_TARGET
    /variable/CMAKE_GLOBAL_AUTOGEN_TARGET_NAME
    /variable/CMAKE_GLOBAL_AUTORCC_TARGET
diff --git a/Help/prop_tgt/GHS_NO_SOURCE_GROUP_FILE.rst b/Help/prop_tgt/GHS_NO_SOURCE_GROUP_FILE.rst
new file mode 100644
index 0000000..11ce0b22
--- /dev/null
+++ b/Help/prop_tgt/GHS_NO_SOURCE_GROUP_FILE.rst
@@ -0,0 +1,13 @@
+GHS_NO_SOURCE_GROUP_FILE
+------------------------
+
+``ON`` / ``OFF`` boolean to control if the project file for a target should
+be one single file or multiple files.
+
+The default behavior or when the property is ``OFF`` is to generate a project
+file for the target and then a sub-project file for each source group.
+
+When this property is ``ON`` or if :variable:`CMAKE_GHS_NO_SOURCE_GROUP_FILE`
+is ``ON`` then only a single project file is generated for the target.
+
+Supported on :generator:`Green Hills MULTI`.
diff --git a/Help/release/3.14.rst b/Help/release/3.14.rst
index ff499f5..13d209f 100644
--- a/Help/release/3.14.rst
+++ b/Help/release/3.14.rst
@@ -25,6 +25,34 @@
   platform.  The VS host toolset selection is now based on the host
   architecture as well.
 
+* The :generator:`Green Hills MULTI` generator has been updated:
+
+  * Now supports :ref:`Object Libraries`.
+
+  * Now warns on unsupported project types such as shared libraries.
+
+  * Now generates a top-level ``<PROJECT-NAME>.top.gpj`` for each directory
+    calling the :command:`project` command.  The top-level project file
+    ``default.gpj`` is no longer created.
+
+  * Now honors target renaming and destination output control properties
+    such as :prop_tgt:`RUNTIME_OUTPUT_DIRECTORY` and :prop_tgt:`OUTPUT_NAME`.
+    This also fixes support for installation rules generated by
+    :command:`install`.
+
+  * Now honors source file properties :prop_sf:`INCLUDE_DIRECTORIES`,
+    :prop_sf:`COMPILE_DEFINITIONS`, and :prop_sf:`COMPILE_OPTIONS`.
+
+  * Now supports Dynamic Download Integrity Applications which did not include
+    Integrate Files via :prop_tgt:`GHS_INTEGRITY_APP` and setting a target
+    link flag of ``-dynamic``.
+
+  * The contents of project files now sorts sources groups and files by name.
+    Set the :prop_tgt:`GHS_NO_SOURCE_GROUP_FILE` target property to ``ON`` to
+    generate a single project file for the target instead of a project file for
+    each source group.  Set the :variable:`CMAKE_GHS_NO_SOURCE_GROUP_FILE`
+    variable to enable this for all targets.
+
 File-Based API
 --------------
 
@@ -56,6 +84,9 @@
 Commands
 --------
 
+* The :command:`file` command learned a new sub-command, ``CREATE_LINK``,
+  which can be used to create hard or symbolic links.
+
 * The :command:`file` command learned a new sub-command, ``READ_SYMLINK``,
   which can be used to determine the path that a symlink points to.
 
@@ -310,8 +341,8 @@
 Other Changes
 =============
 
-* Object library linking has been fixed to propagate transitive link
-  dependencies of object libraries to consuming targets.
+* Object library linking has been fixed to propagate private link libraries
+  of object libraries to consuming targets.
 
 * Install rules under :command:`add_subdirectory` now interleave with those in
   the calling directory. See policy :policy:`CMP0082` for details.
diff --git a/Help/release/dev/FindCups-imported-target.rst b/Help/release/dev/FindCups-imported-target.rst
new file mode 100644
index 0000000..0fd9178
--- /dev/null
+++ b/Help/release/dev/FindCups-imported-target.rst
@@ -0,0 +1,4 @@
+FindCups-imported-target
+------------------------
+
+* The :module:`FindCups` module now provides imported targets.
diff --git a/Help/release/dev/cmake_parse_arguments-keywords_missing_values.rst b/Help/release/dev/cmake_parse_arguments-keywords_missing_values.rst
new file mode 100644
index 0000000..c7fe96b
--- /dev/null
+++ b/Help/release/dev/cmake_parse_arguments-keywords_missing_values.rst
@@ -0,0 +1,6 @@
+cmake_parse_arguments-keywords_missing_values
+---------------------------------------------
+
+* The :command:`cmake_parse_arguments` command gained an additional
+  ``<prefix>_KEYWORDS_MISSING_VALUES`` output variable to report
+  keyword arguments that were given by the caller with no values.
diff --git a/Help/variable/CMAKE_GHS_NO_SOURCE_GROUP_FILE.rst b/Help/variable/CMAKE_GHS_NO_SOURCE_GROUP_FILE.rst
new file mode 100644
index 0000000..b6768a1
--- /dev/null
+++ b/Help/variable/CMAKE_GHS_NO_SOURCE_GROUP_FILE.rst
@@ -0,0 +1,6 @@
+CMAKE_GHS_NO_SOURCE_GROUP_FILE
+------------------------------
+
+``ON`` / ``OFF`` boolean to control if the project file for a target should
+be one single file or multiple files.  Refer to
+:prop_tgt:`GHS_NO_SOURCE_GROUP_FILE` for further details.
diff --git a/Modules/CMakeDetermineCCompiler.cmake b/Modules/CMakeDetermineCCompiler.cmake
index d7f6f97..3ec534f 100644
--- a/Modules/CMakeDetermineCCompiler.cmake
+++ b/Modules/CMakeDetermineCCompiler.cmake
@@ -139,8 +139,9 @@
 
   if(CMAKE_C_COMPILER_ID MATCHES "GNU|Clang|QCC")
     get_filename_component(COMPILER_BASENAME "${CMAKE_C_COMPILER}" NAME)
-    if (COMPILER_BASENAME MATCHES "^(.+-)(clang|g?cc)(-[0-9]+\\.[0-9]+\\.[0-9]+)?(\\.exe)?$")
+    if (COMPILER_BASENAME MATCHES "^(.+-)(clang|g?cc)(-[0-9]+(\\.[0-9]+)*)?(-[^.]+)?(\\.exe)?$")
       set(_CMAKE_TOOLCHAIN_PREFIX ${CMAKE_MATCH_1})
+      set(_CMAKE_COMPILER_SUFFIX ${CMAKE_MATCH_5})
     elseif(CMAKE_C_COMPILER_ID MATCHES "Clang")
       if(CMAKE_C_COMPILER_TARGET)
         set(_CMAKE_TOOLCHAIN_PREFIX ${CMAKE_C_COMPILER_TARGET}-)
diff --git a/Modules/CMakeDetermineCXXCompiler.cmake b/Modules/CMakeDetermineCXXCompiler.cmake
index bd878b2..68cb9fe 100644
--- a/Modules/CMakeDetermineCXXCompiler.cmake
+++ b/Modules/CMakeDetermineCXXCompiler.cmake
@@ -136,8 +136,9 @@
 
   if("${CMAKE_CXX_COMPILER_ID}" MATCHES "GNU|Clang|QCC")
     get_filename_component(COMPILER_BASENAME "${CMAKE_CXX_COMPILER}" NAME)
-    if (COMPILER_BASENAME MATCHES "^(.+-)(clan)?[gc]\\+\\+(-[0-9]+\\.[0-9]+\\.[0-9]+)?(\\.exe)?$")
+    if (COMPILER_BASENAME MATCHES "^(.+-)(clan)?[gc]\\+\\+(-[0-9]+(\\.[0-9]+)*)?(-[^.]+)?(\\.exe)?$")
       set(_CMAKE_TOOLCHAIN_PREFIX ${CMAKE_MATCH_1})
+      set(_CMAKE_COMPILER_SUFFIX ${CMAKE_MATCH_5})
     elseif("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang")
       if(CMAKE_CXX_COMPILER_TARGET)
         set(_CMAKE_TOOLCHAIN_PREFIX ${CMAKE_CXX_COMPILER_TARGET}-)
diff --git a/Modules/CMakeDetermineCompilerId.cmake b/Modules/CMakeDetermineCompilerId.cmake
index 2f84c8e..83ce392 100644
--- a/Modules/CMakeDetermineCompilerId.cmake
+++ b/Modules/CMakeDetermineCompilerId.cmake
@@ -360,6 +360,15 @@
     else()
       set(id_sdkroot "")
     endif()
+    set(id_clang_cxx_library "")
+    set(stdlib_regex "(^| )(-stdlib=)([^ ]+)( |$)")
+    string(REGEX MATCHALL "${stdlib_regex}" all_stdlib_matches "${CMAKE_CXX_FLAGS}")
+    if(all_stdlib_matches)
+      list(GET all_stdlib_matches "-1" last_stdlib_match)
+      if(last_stdlib_match MATCHES "${stdlib_regex}")
+        set(id_clang_cxx_library "CLANG_CXX_LIBRARY = \"${CMAKE_MATCH_3}\";")
+      endif()
+    endif()
     configure_file(${CMAKE_ROOT}/Modules/CompilerId/Xcode-3.pbxproj.in
       ${id_dir}/CompilerId${lang}.xcodeproj/project.pbxproj @ONLY)
     unset(_ENV_MACOSX_DEPLOYMENT_TARGET)
diff --git a/Modules/CPackIFW.cmake b/Modules/CPackIFW.cmake
index 141e842..8380977 100644
--- a/Modules/CPackIFW.cmake
+++ b/Modules/CPackIFW.cmake
@@ -518,7 +518,7 @@
     get_filename_component(${_ifw_script_macro} ${_ifw_script_file} ABSOLUTE)
     set(_ifw_script_file ${${_ifw_script_macro}})
     if(NOT EXISTS ${_ifw_script_file})
-      message(WARNING "CPack IFW: script file \"${_ifw_script_file}\" is not exists")
+      message(WARNING "CPack IFW: script file \"${_ifw_script_file}\" does not exist")
       set(${_ifw_script_macro})
     endif()
   endif()
diff --git a/Modules/Compiler/GNU-FindBinUtils.cmake b/Modules/Compiler/GNU-FindBinUtils.cmake
index 16b7bbd..097fbf3 100644
--- a/Modules/Compiler/GNU-FindBinUtils.cmake
+++ b/Modules/Compiler/GNU-FindBinUtils.cmake
@@ -18,7 +18,7 @@
 find_program(CMAKE_${_CMAKE_PROCESSING_LANGUAGE}_COMPILER_AR NAMES
     "${_CMAKE_TOOLCHAIN_PREFIX}gcc-ar-${__version_x_y}"
     "${_CMAKE_TOOLCHAIN_PREFIX}gcc-ar-${__version_x}"
-    "${_CMAKE_TOOLCHAIN_PREFIX}gcc-ar"
+    "${_CMAKE_TOOLCHAIN_PREFIX}gcc-ar${_CMAKE_COMPILER_SUFFIX}"
     HINTS ${__gcc_hints}
     DOC "A wrapper around 'ar' adding the appropriate '--plugin' option for the GCC compiler"
 )
@@ -28,7 +28,7 @@
 find_program(CMAKE_${_CMAKE_PROCESSING_LANGUAGE}_COMPILER_RANLIB NAMES
     "${_CMAKE_TOOLCHAIN_PREFIX}gcc-ranlib-${__version_x_y}"
     "${_CMAKE_TOOLCHAIN_PREFIX}gcc-ranlib-${__version_x}"
-    "${_CMAKE_TOOLCHAIN_PREFIX}gcc-ranlib"
+    "${_CMAKE_TOOLCHAIN_PREFIX}gcc-ranlib${_CMAKE_COMPILER_SUFFIX}"
     HINTS ${__gcc_hints}
     DOC "A wrapper around 'ranlib' adding the appropriate '--plugin' option for the GCC compiler"
 )
diff --git a/Modules/CompilerId/Xcode-3.pbxproj.in b/Modules/CompilerId/Xcode-3.pbxproj.in
index 813c074..672044e 100644
--- a/Modules/CompilerId/Xcode-3.pbxproj.in
+++ b/Modules/CompilerId/Xcode-3.pbxproj.in
@@ -86,6 +86,7 @@
 				SYMROOT = .;
 				@id_toolset@
 				@id_lang_version@
+				@id_clang_cxx_library@
 				@id_deployment_target@
 				@id_sdkroot@
 			};
diff --git a/Modules/FindCups.cmake b/Modules/FindCups.cmake
index 10ce229..27105b9 100644
--- a/Modules/FindCups.cmake
+++ b/Modules/FindCups.cmake
@@ -5,18 +5,38 @@
 FindCups
 --------
 
-Try to find the Cups printing system
+Find the CUPS printing system.
 
-Once done this will define
+Set CUPS_REQUIRE_IPP_DELETE_ATTRIBUTE to TRUE if you need a version which
+features this function (i.e. at least 1.1.19)
 
-::
+Imported targets
+^^^^^^^^^^^^^^^^
 
-  CUPS_FOUND - system has Cups
-  CUPS_INCLUDE_DIR - the Cups include directory
-  CUPS_LIBRARIES - Libraries needed to use Cups
-  CUPS_VERSION_STRING - version of Cups found (since CMake 2.8.8)
-  Set CUPS_REQUIRE_IPP_DELETE_ATTRIBUTE to TRUE if you need a version which
-  features this function (i.e. at least 1.1.19)
+This module defines :prop_tgt:`IMPORTED` target ``Cups::Cups``, if Cups has
+been found.
+
+Result variables
+^^^^^^^^^^^^^^^^
+
+This module will set the following variables in your project:
+
+``CUPS_FOUND``
+  true if CUPS headers and libraries were found
+``CUPS_INCLUDE_DIRS``
+  the directory containing the Cups headers
+``CUPS_LIBRARIES``
+  the libraries to link against to use CUPS.
+``CUPS_VERSION_STRING``
+  the version of CUPS found (since CMake 2.8.8)
+
+Cache variables
+^^^^^^^^^^^^^^^
+
+The following cache variables may also be set:
+
+``CUPS_INCLUDE_DIR``
+  the directory containing the Cups headers
 #]=======================================================================]
 
 find_path(CUPS_INCLUDE_DIR cups/cups.h )
@@ -66,3 +86,13 @@
 endif ()
 
 mark_as_advanced(CUPS_INCLUDE_DIR CUPS_LIBRARIES)
+
+if (CUPS_FOUND)
+    set(CUPS_INCLUDE_DIRS "${CUPS_INCLUDE_DIR}")
+    if (NOT TARGET Cups::Cups)
+        add_library(Cups::Cups INTERFACE IMPORTED)
+        set_target_properties(Cups::Cups PROPERTIES
+            INTERFACE_LINK_LIBRARIES      "${CUPS_LIBRARIES}"
+            INTERFACE_INCLUDE_DIRECTORIES "${CUPS_INCLUDE_DIR}")
+    endif ()
+endif ()
diff --git a/Modules/FindHDF5.cmake b/Modules/FindHDF5.cmake
index 2772b7d..70bfc96 100644
--- a/Modules/FindHDF5.cmake
+++ b/Modules/FindHDF5.cmake
@@ -8,7 +8,6 @@
 Find HDF5, a library for reading and writing self describing array data.
 
 
-
 This module invokes the HDF5 wrapper compiler that should be installed
 alongside HDF5.  Depending upon the HDF5 Configuration, the wrapper
 compiler is called either h5cc or h5pcc.  If this succeeds, the module
@@ -45,54 +44,75 @@
 tools that come with the HDF5 distribution that may be useful for
 regression testing.
 
-This module will define the following variables:
+Result Variables
+^^^^^^^^^^^^^^^^
 
-::
+This module will set the following variables in your project:
 
-  HDF5_FOUND - true if HDF5 was found on the system
-  HDF5_VERSION - HDF5 version in format Major.Minor.Release
-  HDF5_INCLUDE_DIRS - Location of the hdf5 includes
-  HDF5_INCLUDE_DIR - Location of the hdf5 includes (deprecated)
-  HDF5_DEFINITIONS - Required compiler definitions for HDF5
-  HDF5_LIBRARIES - Required libraries for all requested bindings
-  HDF5_HL_LIBRARIES - Required libraries for the HDF5 high level API for all
-                      bindings, if the HL component is enabled
+``HDF5_FOUND``
+  HDF5 was found on the system
+``HDF5_VERSION``
+  HDF5 library version
+``HDF5_INCLUDE_DIRS``
+  Location of the HDF5 header files
+``HDF5_DEFINITIONS``
+  Required compiler definitions for HDF5
+``HDF5_LIBRARIES``
+  Required libraries for all requested bindings
+``HDF5_HL_LIBRARIES``
+  Required libraries for the HDF5 high level API for all bindings,
+  if the ``HL`` component is enabled
 
-Available components are: C CXX Fortran and HL.  For each enabled language
-binding, a corresponding HDF5_${LANG}_LIBRARIES variable, and potentially
-HDF5_${LANG}_DEFINITIONS, will be defined.
-If the HL component is enabled, then an HDF5_${LANG}_HL_LIBRARIES will
+Available components are: ``C`` ``CXX`` ``Fortran`` and ``HL``.
+For each enabled language binding, a corresponding ``HDF5_${LANG}_LIBRARIES``
+variable, and potentially ``HDF5_${LANG}_DEFINITIONS``, will be defined.
+If the ``HL`` component is enabled, then an ``HDF5_${LANG}_HL_LIBRARIES`` will
 also be defined.  With all components enabled, the following variables will be defined:
 
-::
+``HDF5_C_DEFINITIONS``
+  Required compiler definitions for HDF5 C bindings
+``HDF5_CXX_DEFINITIONS``
+  Required compiler definitions for HDF5 C++ bindings
+``HDF5_Fortran_DEFINITIONS``
+  Required compiler definitions for HDF5 Fortran bindings
+``HDF5_C_INCLUDE_DIRS``
+  Required include directories for HDF5 C bindings
+``HDF5_CXX_INCLUDE_DIRS``
+  Required include directories for HDF5 C++ bindings
+``HDF5_Fortran_INCLUDE_DIRS``
+  Required include directories for HDF5 Fortran bindings
+``HDF5_C_LIBRARIES``
+  Required libraries for the HDF5 C bindings
+``HDF5_CXX_LIBRARIES``
+  Required libraries for the HDF5 C++ bindings
+``HDF5_Fortran_LIBRARIES``
+  Required libraries for the HDF5 Fortran bindings
+``HDF5_C_HL_LIBRARIES``
+  Required libraries for the high level C bindings
+``HDF5_CXX_HL_LIBRARIES``
+  Required libraries for the high level C++ bindings
+``HDF5_Fortran_HL_LIBRARIES``
+  Required libraries for the high level Fortran bindings.
 
-  HDF5_C_DEFINITIONS -- Required compiler definitions for HDF5 C bindings
-  HDF5_CXX_DEFINITIONS -- Required compiler definitions for HDF5 C++ bindings
-  HDF5_Fortran_DEFINITIONS -- Required compiler definitions for HDF5 Fortran bindings
-  HDF5_C_INCLUDE_DIRS -- Required include directories for HDF5 C bindings
-  HDF5_CXX_INCLUDE_DIRS -- Required include directories for HDF5 C++ bindings
-  HDF5_Fortran_INCLUDE_DIRS -- Required include directories for HDF5 Fortran bindings
-  HDF5_C_LIBRARIES - Required libraries for the HDF5 C bindings
-  HDF5_CXX_LIBRARIES - Required libraries for the HDF5 C++ bindings
-  HDF5_Fortran_LIBRARIES - Required libraries for the HDF5 Fortran bindings
-  HDF5_C_HL_LIBRARIES - Required libraries for the high level C bindings
-  HDF5_CXX_HL_LIBRARIES - Required libraries for the high level C++ bindings
-  HDF5_Fortran_HL_LIBRARIES - Required libraries for the high level Fortran
-                              bindings.
+``HDF5_IS_PARALLEL``
+  HDF5 library has parallel IO support
+``HDF5_C_COMPILER_EXECUTABLE``
+  path to the HDF5 C wrapper compiler
+``HDF5_CXX_COMPILER_EXECUTABLE``
+  path to the HDF5 C++ wrapper compiler
+``HDF5_Fortran_COMPILER_EXECUTABLE``
+  path to the HDF5 Fortran wrapper compiler
+``HDF5_C_COMPILER_EXECUTABLE_NO_INTERROGATE``
+  path to the primary C compiler which is also the HDF5 wrapper
+``HDF5_CXX_COMPILER_EXECUTABLE_NO_INTERROGATE``
+  path to the primary C++ compiler which is also the HDF5 wrapper
+``HDF5_Fortran_COMPILER_EXECUTABLE_NO_INTERROGATE``
+  path to the primary Fortran compiler which is also the HDF5 wrapper
+``HDF5_DIFF_EXECUTABLE``
+  path to the HDF5 dataset comparison tool
 
-  HDF5_IS_PARALLEL - Whether or not HDF5 was found with parallel IO support
-  HDF5_C_COMPILER_EXECUTABLE - the path to the HDF5 C wrapper compiler
-  HDF5_CXX_COMPILER_EXECUTABLE - the path to the HDF5 C++ wrapper compiler
-  HDF5_Fortran_COMPILER_EXECUTABLE - the path to the HDF5 Fortran wrapper compiler
-  HDF5_C_COMPILER_EXECUTABLE_NO_INTERROGATE - path to the primary C compiler
-                                              which is also the HDF5 wrapper
-  HDF5_CXX_COMPILER_EXECUTABLE_NO_INTERROGATE - path to the primary C++
-                                                compiler which is also
-                                                the HDF5 wrapper
-  HDF5_Fortran_COMPILER_EXECUTABLE_NO_INTERROGATE - path to the primary
-                                                    Fortran compiler which
-                                                    is also the HDF5 wrapper
-  HDF5_DIFF_EXECUTABLE - the path to the HDF5 dataset comparison tool
+Hints
+^^^^^
 
 The following variable can be set to guide the search for HDF5 libraries and includes:
 
@@ -100,10 +120,10 @@
   Specify the path to the HDF5 installation to use.
 
 ``HDF5_FIND_DEBUG``
-  Set to a true value to get some extra debugging output.
+  Set ``true`` to get extra debugging output.
 
 ``HDF5_NO_FIND_PACKAGE_CONFIG_FILE``
-  Set to a true value to skip trying to find ``hdf5-config.cmake``.
+  Set ``true`` to skip trying to find ``hdf5-config.cmake``.
 #]=======================================================================]
 
 # This module is maintained by Will Dicharry <wdicharry@stellarscience.com>.
@@ -322,20 +342,22 @@
     elseif("${language}" STREQUAL "Fortran")
         set(test_file ${scratch_dir}/cmake_hdf5_test.f90)
     endif()
-    exec_program( ${HDF5_${language}_COMPILER_EXECUTABLE}
-        ARGS -show ${lib_type_args} ${test_file}
-        OUTPUT_VARIABLE ${output}
-        RETURN_VALUE ${return_value}
-    )
+    execute_process(
+      COMMAND ${HDF5_${language}_COMPILER_EXECUTABLE} -show ${lib_type_args} ${test_file}
+      OUTPUT_VARIABLE ${output}
+      ERROR_VARIABLE ${output}
+      RESULT_VARIABLE ${return_value}
+      )
     if(NOT ${${return_value}} EQUAL 0)
         message(STATUS
           "Unable to determine HDF5 ${language} flags from HDF5 wrapper.")
     endif()
-    exec_program( ${HDF5_${language}_COMPILER_EXECUTABLE}
-        ARGS -showconfig
-        OUTPUT_VARIABLE config_output
-        RETURN_VALUE config_return
-    )
+    execute_process(
+      COMMAND ${HDF5_${language}_COMPILER_EXECUTABLE} -showconfig
+      OUTPUT_VARIABLE config_output
+      ERROR_VARIABLE config_output
+      RESULT_VARIABLE config_return
+      )
     if(NOT ${return_value} EQUAL 0)
         message( STATUS
           "Unable to determine HDF5 ${language} version from HDF5 wrapper.")
diff --git a/Modules/FindOctave.cmake b/Modules/FindOctave.cmake
index 8ae6a47..8110ff1 100644
--- a/Modules/FindOctave.cmake
+++ b/Modules/FindOctave.cmake
@@ -15,7 +15,10 @@
 ``Octave::Interpreter``
   Octave interpreter (the main program)
 ``Octave::Octave``
-  include directories and libraries
+  include directories and the octave library
+``Octave::Octinterp``
+  include directories and the octinterp library including the dependency on
+  Octave::Octave
 
 If no ``COMPONENTS`` are specified, ``Interpreter`` is assumed.
 
@@ -144,6 +147,15 @@
                          )
   endif()
 
+  if(NOT TARGET Octave::Octinterp)
+    add_library(Octave::Octinterp UNKNOWN IMPORTED)
+    set_target_properties(Octave::Octinterp PROPERTIES
+                          IMPORTED_LOCATION ${Octave_INTERP_LIBRARY}
+                          INTERFACE_INCLUDE_DIRECTORIES ${Octave_INCLUDE_DIR})
+    target_link_libraries(Octave::Octinterp INTERFACE
+                          Octave::Octave)
+  endif()
+
 endif()
 
 
diff --git a/Source/CMakeVersion.cmake b/Source/CMakeVersion.cmake
index 324d825..a4eb53f 100644
--- a/Source/CMakeVersion.cmake
+++ b/Source/CMakeVersion.cmake
@@ -1,5 +1,5 @@
 # CMake version number components.
 set(CMake_VERSION_MAJOR 3)
-set(CMake_VERSION_MINOR 13)
-set(CMake_VERSION_PATCH 20190206)
+set(CMake_VERSION_MINOR 14)
+set(CMake_VERSION_PATCH 20190212)
 #set(CMake_VERSION_RC 1)
diff --git a/Source/CPack/IFW/cmCPackIFWGenerator.cxx b/Source/CPack/IFW/cmCPackIFWGenerator.cxx
index 9102e3e..c1b6eea 100644
--- a/Source/CPack/IFW/cmCPackIFWGenerator.cxx
+++ b/Source/CPack/IFW/cmCPackIFWGenerator.cxx
@@ -85,8 +85,8 @@
     int retVal = 1;
     cmCPackIFWLogger(OUTPUT, "- Generate repository" << std::endl);
     bool res = cmSystemTools::RunSingleCommand(
-      ifwCmd.c_str(), &output, &output, &retVal, nullptr,
-      this->GeneratorVerbose, cmDuration::zero());
+      ifwCmd, &output, &output, &retVal, nullptr, this->GeneratorVerbose,
+      cmDuration::zero());
     if (!res || retVal) {
       cmGeneratedFileStream ofs(ifwTmpFile);
       ofs << "# Run command: " << ifwCmd << std::endl
@@ -198,8 +198,8 @@
     int retVal = 1;
     cmCPackIFWLogger(OUTPUT, "- Generate package" << std::endl);
     bool res = cmSystemTools::RunSingleCommand(
-      ifwCmd.c_str(), &output, &output, &retVal, nullptr,
-      this->GeneratorVerbose, cmDuration::zero());
+      ifwCmd, &output, &output, &retVal, nullptr, this->GeneratorVerbose,
+      cmDuration::zero());
     if (!res || retVal) {
       cmGeneratedFileStream ofs(ifwTmpFile);
       ofs << "# Run command: " << ifwCmd << std::endl
diff --git a/Source/CPack/OSXScriptLauncher.cxx b/Source/CPack/OSXScriptLauncher.cxx
index 4966d09..00d272c 100644
--- a/Source/CPack/OSXScriptLauncher.cxx
+++ b/Source/CPack/OSXScriptLauncher.cxx
@@ -73,7 +73,7 @@
   args.push_back(nullptr);
 
   cmsysProcess* cp = cmsysProcess_New();
-  cmsysProcess_SetCommand(cp, &*args.begin());
+  cmsysProcess_SetCommand(cp, args.data());
   cmsysProcess_SetWorkingDirectory(cp, scriptDirectory.c_str());
   cmsysProcess_SetOption(cp, cmsysProcess_Option_HideWindow, 1);
   cmsysProcess_SetTimeout(cp, 0);
diff --git a/Source/CPack/WiX/cmCPackWIXGenerator.cxx b/Source/CPack/WiX/cmCPackWIXGenerator.cxx
index 398ebd3..f522ce2 100644
--- a/Source/CPack/WiX/cmCPackWIXGenerator.cxx
+++ b/Source/CPack/WiX/cmCPackWIXGenerator.cxx
@@ -61,9 +61,8 @@
   std::string output;
 
   int returnValue = 0;
-  bool status = cmSystemTools::RunSingleCommand(command.c_str(), &output,
-                                                &output, &returnValue, 0,
-                                                cmSystemTools::OUTPUT_NONE);
+  bool status = cmSystemTools::RunSingleCommand(
+    command, &output, &output, &returnValue, 0, cmSystemTools::OUTPUT_NONE);
 
   cmsys::ofstream logFile(logFileName.c_str(), std::ios::app);
   logFile << command << std::endl;
diff --git a/Source/CPack/cmCPackCygwinBinaryGenerator.cxx b/Source/CPack/cmCPackCygwinBinaryGenerator.cxx
index 2119f78..49a9f15 100644
--- a/Source/CPack/cmCPackCygwinBinaryGenerator.cxx
+++ b/Source/CPack/cmCPackCygwinBinaryGenerator.cxx
@@ -44,10 +44,9 @@
   // to create the file before the super class is called
   {
     cmGeneratedFileStream ofs(manifestFile.c_str());
-    for (std::vector<std::string>::const_iterator i = files.begin();
-         i != files.end(); ++i) {
+    for (std::string const& file : files) {
       // remove the temp dir and replace with /usr
-      ofs << (*i).substr(tempdir.size()) << "\n";
+      ofs << file.substr(tempdir.size()) << "\n";
     }
     ofs << manifest << "\n";
   }
diff --git a/Source/CPack/cmCPackDragNDropGenerator.cxx b/Source/CPack/cmCPackDragNDropGenerator.cxx
index 013ad81..7a3742b 100644
--- a/Source/CPack/cmCPackDragNDropGenerator.cxx
+++ b/Source/CPack/cmCPackDragNDropGenerator.cxx
@@ -244,8 +244,8 @@
   int exit_code = 1;
 
   bool result = cmSystemTools::RunSingleCommand(
-    command.str().c_str(), output, output, &exit_code, nullptr,
-    this->GeneratorVerbose, cmDuration::zero());
+    command.str(), output, output, &exit_code, nullptr, this->GeneratorVerbose,
+    cmDuration::zero());
 
   if (!result || exit_code) {
     cmCPackLogger(cmCPackLog::LOG_ERROR,
diff --git a/Source/CPack/cmCPackGenerator.cxx b/Source/CPack/cmCPackGenerator.cxx
index 57c0545..b4c05ab 100644
--- a/Source/CPack/cmCPackGenerator.cxx
+++ b/Source/CPack/cmCPackGenerator.cxx
@@ -278,7 +278,7 @@
       std::string output;
       int retVal = 1;
       bool resB = cmSystemTools::RunSingleCommand(
-        ic.c_str(), &output, &output, &retVal, nullptr, this->GeneratorVerbose,
+        ic, &output, &output, &retVal, nullptr, this->GeneratorVerbose,
         cmDuration::zero());
       if (!resB || retVal) {
         std::string tmpFile = this->GetOption("CPACK_TOPLEVEL_DIRECTORY");
@@ -647,8 +647,8 @@
     std::string output;
     int retVal = 1;
     bool resB = cmSystemTools::RunSingleCommand(
-      buildCommand.c_str(), &output, &output, &retVal,
-      installDirectory.c_str(), this->GeneratorVerbose, cmDuration::zero());
+      buildCommand, &output, &output, &retVal, installDirectory.c_str(),
+      this->GeneratorVerbose, cmDuration::zero());
     if (!resB || retVal) {
       std::string tmpFile = this->GetOption("CPACK_TOPLEVEL_DIRECTORY");
       tmpFile += "/PreinstallOutput.log";
diff --git a/Source/CPack/cmCPackNSISGenerator.cxx b/Source/CPack/cmCPackNSISGenerator.cxx
index 37ea66e..c77eebc 100644
--- a/Source/CPack/cmCPackNSISGenerator.cxx
+++ b/Source/CPack/cmCPackNSISGenerator.cxx
@@ -302,8 +302,8 @@
   std::string output;
   int retVal = 1;
   bool res = cmSystemTools::RunSingleCommand(
-    nsisCmd.c_str(), &output, &output, &retVal, nullptr,
-    this->GeneratorVerbose, cmDuration::zero());
+    nsisCmd, &output, &output, &retVal, nullptr, this->GeneratorVerbose,
+    cmDuration::zero());
   if (!res || retVal) {
     cmGeneratedFileStream ofs(tmpFile);
     ofs << "# Run command: " << nsisCmd << std::endl
@@ -407,8 +407,8 @@
   std::string output;
   int retVal = 1;
   bool resS = cmSystemTools::RunSingleCommand(
-    nsisCmd.c_str(), &output, &output, &retVal, nullptr,
-    this->GeneratorVerbose, cmDuration::zero());
+    nsisCmd, &output, &output, &retVal, nullptr, this->GeneratorVerbose,
+    cmDuration::zero());
   cmsys::RegularExpression versionRex("v([0-9]+.[0-9]+)");
   cmsys::RegularExpression versionRexCVS("v(.*)\\.cvs");
   if (!resS || retVal ||
@@ -749,7 +749,7 @@
     std::string output;
     int retVal = -1;
     int res = cmSystemTools::RunSingleCommand(
-      cmd.c_str(), &output, &output, &retVal, dirName.c_str(),
+      cmd, &output, &output, &retVal, dirName.c_str(),
       cmSystemTools::OUTPUT_NONE, cmDuration::zero());
     if (!res || retVal) {
       std::string tmpFile = this->GetOption("CPACK_TOPLEVEL_DIRECTORY");
diff --git a/Source/CPack/cmCPackOSXX11Generator.cxx b/Source/CPack/cmCPackOSXX11Generator.cxx
index 486633c..85248c6 100644
--- a/Source/CPack/cmCPackOSXX11Generator.cxx
+++ b/Source/CPack/cmCPackOSXX11Generator.cxx
@@ -155,8 +155,8 @@
   bool res = false;
   while (numTries > 0) {
     res = cmSystemTools::RunSingleCommand(
-      dmgCmd.str().c_str(), &output, &output, &retVal, nullptr,
-      this->GeneratorVerbose, cmDuration::zero());
+      dmgCmd.str(), &output, &output, &retVal, nullptr, this->GeneratorVerbose,
+      cmDuration::zero());
     if (res && !retVal) {
       numTries = -1;
       break;
diff --git a/Source/CPack/cmCPackPKGGenerator.cxx b/Source/CPack/cmCPackPKGGenerator.cxx
index ae227aa..d54ab56 100644
--- a/Source/CPack/cmCPackPKGGenerator.cxx
+++ b/Source/CPack/cmCPackPKGGenerator.cxx
@@ -66,21 +66,17 @@
   xout.StartElement("choices-outline");
 
   // Emit the outline for the groups
-  std::map<std::string, cmCPackComponentGroup>::iterator groupIt;
-  for (groupIt = this->ComponentGroups.begin();
-       groupIt != this->ComponentGroups.end(); ++groupIt) {
-    if (groupIt->second.ParentGroup == nullptr) {
-      CreateChoiceOutline(groupIt->second, xout);
+  for (auto const& group : this->ComponentGroups) {
+    if (group.second.ParentGroup == nullptr) {
+      CreateChoiceOutline(group.second, xout);
     }
   }
 
   // Emit the outline for the non-grouped components
-  std::map<std::string, cmCPackComponent>::iterator compIt;
-  for (compIt = this->Components.begin(); compIt != this->Components.end();
-       ++compIt) {
-    if (!compIt->second.Group) {
+  for (auto const& comp : this->Components) {
+    if (!comp.second.Group) {
       xout.StartElement("line");
-      xout.Attribute("choice", compIt->first + "Choice");
+      xout.Attribute("choice", comp.first + "Choice");
       xout.Content(""); // Avoid self-closing tag.
       xout.EndElement();
     }
@@ -94,13 +90,11 @@
   xout.EndElement(); // choices-outline>
 
   // Create the actual choices
-  for (groupIt = this->ComponentGroups.begin();
-       groupIt != this->ComponentGroups.end(); ++groupIt) {
-    CreateChoice(groupIt->second, xout);
+  for (auto const& group : this->ComponentGroups) {
+    CreateChoice(group.second, xout);
   }
-  for (compIt = this->Components.begin(); compIt != this->Components.end();
-       ++compIt) {
-    CreateChoice(compIt->second, xout);
+  for (auto const& comp : this->Components) {
+    CreateChoice(comp.second, xout);
   }
 
   if (!this->PostFlightComponent.Name.empty()) {
@@ -119,17 +113,13 @@
 {
   xout.StartElement("line");
   xout.Attribute("choice", group.Name + "Choice");
-  std::vector<cmCPackComponentGroup*>::const_iterator groupIt;
-  for (groupIt = group.Subgroups.begin(); groupIt != group.Subgroups.end();
-       ++groupIt) {
-    CreateChoiceOutline(**groupIt, xout);
+  for (cmCPackComponentGroup* subgroup : group.Subgroups) {
+    CreateChoiceOutline(*subgroup, xout);
   }
 
-  std::vector<cmCPackComponent*>::const_iterator compIt;
-  for (compIt = group.Components.begin(); compIt != group.Components.end();
-       ++compIt) {
+  for (cmCPackComponent* comp : group.Components) {
     xout.StartElement("line");
-    xout.Attribute("choice", (*compIt)->Name + "Choice");
+    xout.Attribute("choice", comp->Name + "Choice");
     xout.Content(""); // Avoid self-closing tag.
     xout.EndElement();
   }
@@ -238,11 +228,9 @@
   }
   visited.insert(&component);
 
-  std::vector<cmCPackComponent*>::const_iterator dependIt;
-  for (dependIt = component.Dependencies.begin();
-       dependIt != component.Dependencies.end(); ++dependIt) {
-    out << " && choices['" << (*dependIt)->Name << "Choice'].selected";
-    AddDependencyAttributes(**dependIt, visited, out);
+  for (cmCPackComponent* depend : component.Dependencies) {
+    out << " && choices['" << depend->Name << "Choice'].selected";
+    AddDependencyAttributes(*depend, visited, out);
   }
 }
 
@@ -255,11 +243,9 @@
   }
   visited.insert(&component);
 
-  std::vector<cmCPackComponent*>::const_iterator dependIt;
-  for (dependIt = component.ReverseDependencies.begin();
-       dependIt != component.ReverseDependencies.end(); ++dependIt) {
-    out << " || choices['" << (*dependIt)->Name << "Choice'].selected";
-    AddReverseDependencyAttributes(**dependIt, visited, out);
+  for (cmCPackComponent* depend : component.ReverseDependencies) {
+    out << " || choices['" << depend->Name << "Choice'].selected";
+    AddReverseDependencyAttributes(*depend, visited, out);
   }
 }
 
diff --git a/Source/CPack/cmCPackPackageMakerGenerator.cxx b/Source/CPack/cmCPackPackageMakerGenerator.cxx
index 246178d..3d93c48 100644
--- a/Source/CPack/cmCPackPackageMakerGenerator.cxx
+++ b/Source/CPack/cmCPackPackageMakerGenerator.cxx
@@ -295,8 +295,8 @@
   bool res = false;
   while (numTries > 0) {
     res = cmSystemTools::RunSingleCommand(
-      dmgCmd.str().c_str(), &output, &output, &retVal, nullptr,
-      this->GeneratorVerbose, cmDuration::zero());
+      dmgCmd.str(), &output, &output, &retVal, nullptr, this->GeneratorVerbose,
+      cmDuration::zero());
     if (res && !retVal) {
       numTries = -1;
       break;
diff --git a/Source/CPack/cmCPackProductBuildGenerator.cxx b/Source/CPack/cmCPackProductBuildGenerator.cxx
index a556e0c..94b5b5f 100644
--- a/Source/CPack/cmCPackProductBuildGenerator.cxx
+++ b/Source/CPack/cmCPackProductBuildGenerator.cxx
@@ -145,8 +145,8 @@
   std::string output;
   int retVal = 1;
   bool res = cmSystemTools::RunSingleCommand(
-    command.c_str(), &output, &output, &retVal, nullptr,
-    this->GeneratorVerbose, cmDuration::zero());
+    command, &output, &output, &retVal, nullptr, this->GeneratorVerbose,
+    cmDuration::zero());
   cmCPackLogger(cmCPackLog::LOG_VERBOSE, "Done running command" << std::endl);
   if (!res || retVal) {
     cmGeneratedFileStream ofs(tmpFile);
diff --git a/Source/CTest/cmCTestBuildAndTestHandler.cxx b/Source/CTest/cmCTestBuildAndTestHandler.cxx
index 2fd4c7a..3856569 100644
--- a/Source/CTest/cmCTestBuildAndTestHandler.cxx
+++ b/Source/CTest/cmCTestBuildAndTestHandler.cxx
@@ -118,7 +118,7 @@
     : CM(cm)
   {
     cmSystemTools::SetMessageCallback(
-      [&s](const char* msg, const char* /*unused*/) {
+      [&s](const std::string& msg, const char* /*unused*/) {
         s += msg;
         s += "\n";
       });
diff --git a/Source/CTest/cmCTestBuildHandler.cxx b/Source/CTest/cmCTestBuildHandler.cxx
index d934c00..af664ba 100644
--- a/Source/CTest/cmCTestBuildHandler.cxx
+++ b/Source/CTest/cmCTestBuildHandler.cxx
@@ -800,7 +800,7 @@
 
   // Now create process object
   cmsysProcess* cp = cmsysProcess_New();
-  cmsysProcess_SetCommand(cp, &*argv.begin());
+  cmsysProcess_SetCommand(cp, argv.data());
   cmsysProcess_SetWorkingDirectory(cp, dir);
   cmsysProcess_SetOption(cp, cmsysProcess_Option_HideWindow, 1);
   cmsysProcess_SetTimeout(cp, timeout);
@@ -978,7 +978,7 @@
       this->CurrentProcessingLine.insert(this->CurrentProcessingLine.end(),
                                          queue->begin(), it);
       this->CurrentProcessingLine.push_back(0);
-      const char* line = &*this->CurrentProcessingLine.begin();
+      const char* line = this->CurrentProcessingLine.data();
 
       // Process the line
       int lineType = this->ProcessSingleLine(line);
diff --git a/Source/CTest/cmCTestCoverageHandler.cxx b/Source/CTest/cmCTestCoverageHandler.cxx
index 225383c..3b93422 100644
--- a/Source/CTest/cmCTestCoverageHandler.cxx
+++ b/Source/CTest/cmCTestCoverageHandler.cxx
@@ -72,7 +72,7 @@
       args.push_back(cl.c_str());
     }
     args.push_back(nullptr); // null terminate
-    cmsysProcess_SetCommand(this->Process, &*args.begin());
+    cmsysProcess_SetCommand(this->Process, args.data());
     if (!this->WorkingDirectory.empty()) {
       cmsysProcess_SetWorkingDirectory(this->Process,
                                        this->WorkingDirectory.c_str());
diff --git a/Source/CTest/cmCTestMultiProcessHandler.cxx b/Source/CTest/cmCTestMultiProcessHandler.cxx
index 756ac6c..63c2fcc 100644
--- a/Source/CTest/cmCTestMultiProcessHandler.cxx
+++ b/Source/CTest/cmCTestMultiProcessHandler.cxx
@@ -3,6 +3,7 @@
 #include "cmCTestMultiProcessHandler.h"
 
 #include "cmAffinity.h"
+#include "cmAlgorithms.h"
 #include "cmCTest.h"
 #include "cmCTestRunTest.h"
 #include "cmCTestTestHandler.h"
@@ -651,9 +652,7 @@
 
   // Reverse iterate over the different dependency levels (deepest first).
   // Sort tests within each level by COST and append them to the cost list.
-  for (std::list<TestSet>::reverse_iterator i = priorityStack.rbegin();
-       i != priorityStack.rend(); ++i) {
-    TestSet const& currentSet = *i;
+  for (TestSet const& currentSet : cmReverseRange(priorityStack)) {
     TestComparator comp(this);
 
     TestList sortedCopy;
diff --git a/Source/CTest/cmCTestP4.cxx b/Source/CTest/cmCTestP4.cxx
index 435be97..ac4753c 100644
--- a/Source/CTest/cmCTestP4.cxx
+++ b/Source/CTest/cmCTestP4.cxx
@@ -2,6 +2,7 @@
    file Copyright.txt or https://cmake.org/licensing for details.  */
 #include "cmCTestP4.h"
 
+#include "cmAlgorithms.h"
 #include "cmCTest.h"
 #include "cmCTestVC.h"
 #include "cmProcessTools.h"
@@ -425,12 +426,11 @@
 
   // p4 describe -s ...@1111111,2222222
   std::vector<char const*> p4_describe;
-  for (std::vector<std::string>::reverse_iterator i = ChangeLists.rbegin();
-       i != ChangeLists.rend(); ++i) {
+  for (std::string const& i : cmReverseRange(ChangeLists)) {
     SetP4Options(p4_describe);
     p4_describe.push_back("describe");
     p4_describe.push_back("-s");
-    p4_describe.push_back(i->c_str());
+    p4_describe.push_back(i.c_str());
     p4_describe.push_back(nullptr);
 
     DescribeParser outDescribe(this, "p4_describe-out> ");
diff --git a/Source/CTest/cmCTestRunTest.cxx b/Source/CTest/cmCTestRunTest.cxx
index 7f081ef..5183c6f 100644
--- a/Source/CTest/cmCTestRunTest.cxx
+++ b/Source/CTest/cmCTestRunTest.cxx
@@ -14,6 +14,7 @@
 #include "cmsys/RegularExpression.hxx"
 #include <chrono>
 #include <cmAlgorithms.h>
+#include <cstdint>
 #include <cstring>
 #include <iomanip>
 #include <ratio>
@@ -143,7 +144,7 @@
   if (res != cmProcess::State::Expired) {
     this->TimeoutIsForStopTime = false;
   }
-  int retVal = this->TestProcess->GetExitValue();
+  std::int64_t retVal = this->TestProcess->GetExitValue();
   bool forceFail = false;
   bool skipped = false;
   bool outputTestErrorsToConsole = false;
diff --git a/Source/CTest/cmCTestScriptHandler.cxx b/Source/CTest/cmCTestScriptHandler.cxx
index 33b8b4a..2cbdc4e 100644
--- a/Source/CTest/cmCTestScriptHandler.cxx
+++ b/Source/CTest/cmCTestScriptHandler.cxx
@@ -199,7 +199,7 @@
 
   // Now create process object
   cmsysProcess* cp = cmsysProcess_New();
-  cmsysProcess_SetCommand(cp, &*argv.begin());
+  cmsysProcess_SetCommand(cp, argv.data());
   // cmsysProcess_SetWorkingDirectory(cp, dir);
   cmsysProcess_SetOption(cp, cmsysProcess_Option_HideWindow, 1);
   // cmsysProcess_SetTimeout(cp, timeout);
@@ -607,9 +607,8 @@
     cmCTestLog(this->CTest, HANDLER_VERBOSE_OUTPUT,
                "Run cvs: " << this->CVSCheckOut << std::endl);
     res = cmSystemTools::RunSingleCommand(
-      this->CVSCheckOut.c_str(), &output, &output, &retVal,
-      this->CTestRoot.c_str(), this->HandlerVerbose,
-      cmDuration::zero() /*this->TimeOut*/);
+      this->CVSCheckOut, &output, &output, &retVal, this->CTestRoot.c_str(),
+      this->HandlerVerbose, cmDuration::zero() /*this->TimeOut*/);
     if (!res || retVal != 0) {
       cmSystemTools::Error("Unable to perform cvs checkout:\n",
                            output.c_str());
@@ -675,7 +674,7 @@
       cmCTestLog(this->CTest, HANDLER_VERBOSE_OUTPUT,
                  "Run Update: " << fullCommand << std::endl);
       res = cmSystemTools::RunSingleCommand(
-        fullCommand.c_str(), &output, &output, &retVal, cvsArgs[0].c_str(),
+        fullCommand, &output, &output, &retVal, cvsArgs[0].c_str(),
         this->HandlerVerbose, cmDuration::zero() /*this->TimeOut*/);
       if (!res || retVal != 0) {
         cmSystemTools::Error("Unable to perform extra updates:\n", eu.c_str(),
@@ -779,7 +778,7 @@
     cmCTestLog(this->CTest, HANDLER_VERBOSE_OUTPUT,
                "Run cmake command: " << command << std::endl);
     res = cmSystemTools::RunSingleCommand(
-      command.c_str(), &output, &output, &retVal, this->BinaryDir.c_str(),
+      command, &output, &output, &retVal, this->BinaryDir.c_str(),
       this->HandlerVerbose, cmDuration::zero() /*this->TimeOut*/);
 
     if (!this->CMOutFile.empty()) {
@@ -818,7 +817,7 @@
     cmCTestLog(this->CTest, HANDLER_VERBOSE_OUTPUT,
                "Run ctest command: " << command << std::endl);
     res = cmSystemTools::RunSingleCommand(
-      command.c_str(), &output, &output, &retVal, this->BinaryDir.c_str(),
+      command, &output, &output, &retVal, this->BinaryDir.c_str(),
       this->HandlerVerbose, cmDuration::zero() /*this->TimeOut*/);
 
     // did something critical fail in ctest
diff --git a/Source/CTest/cmCTestSubmitHandler.cxx b/Source/CTest/cmCTestSubmitHandler.cxx
index 87112da..1539635 100644
--- a/Source/CTest/cmCTestSubmitHandler.cxx
+++ b/Source/CTest/cmCTestSubmitHandler.cxx
@@ -343,7 +343,7 @@
       if (!chunk.empty()) {
         cmCTestOptionalLog(this->CTest, DEBUG,
                            "CURL output: ["
-                             << cmCTestLogWrite(&*chunk.begin(), chunk.size())
+                             << cmCTestLogWrite(chunk.data(), chunk.size())
                              << "]" << std::endl,
                            this->Quiet);
         this->ParseResponse(chunk);
@@ -352,7 +352,7 @@
         cmCTestOptionalLog(
           this->CTest, DEBUG,
           "CURL debug output: ["
-            << cmCTestLogWrite(&*chunkDebug.begin(), chunkDebug.size()) << "]"
+            << cmCTestLogWrite(chunkDebug.data(), chunkDebug.size()) << "]"
             << std::endl,
           this->Quiet);
       }
@@ -404,12 +404,11 @@
           res = ::curl_easy_perform(curl);
 
           if (!chunk.empty()) {
-            cmCTestOptionalLog(
-              this->CTest, DEBUG,
-              "CURL output: ["
-                << cmCTestLogWrite(&*chunk.begin(), chunk.size()) << "]"
-                << std::endl,
-              this->Quiet);
+            cmCTestOptionalLog(this->CTest, DEBUG,
+                               "CURL output: ["
+                                 << cmCTestLogWrite(chunk.data(), chunk.size())
+                                 << "]" << std::endl,
+                               this->Quiet);
             this->ParseResponse(chunk);
           }
 
@@ -433,11 +432,11 @@
         // avoid deref of begin for zero size array
         if (!chunk.empty()) {
           *this->LogFile << "   Curl output was: "
-                         << cmCTestLogWrite(&*chunk.begin(), chunk.size())
+                         << cmCTestLogWrite(chunk.data(), chunk.size())
                          << std::endl;
           cmCTestLog(this->CTest, ERROR_MESSAGE,
                      "CURL output: ["
-                       << cmCTestLogWrite(&*chunk.begin(), chunk.size()) << "]"
+                       << cmCTestLogWrite(chunk.data(), chunk.size()) << "]"
                        << std::endl);
         }
         ::curl_easy_cleanup(curl);
@@ -486,7 +485,7 @@
   if (this->HasWarnings || this->HasErrors) {
     cmCTestLog(this->CTest, HANDLER_OUTPUT,
                "   Server Response:\n"
-                 << cmCTestLogWrite(&*chunk.begin(), chunk.size()) << "\n");
+                 << cmCTestLogWrite(chunk.data(), chunk.size()) << "\n");
   }
 }
 
diff --git a/Source/CTest/cmCTestTestHandler.cxx b/Source/CTest/cmCTestTestHandler.cxx
index cf2652a..c9783e4 100644
--- a/Source/CTest/cmCTestTestHandler.cxx
+++ b/Source/CTest/cmCTestTestHandler.cxx
@@ -1486,7 +1486,7 @@
     int retVal = 0;
     cmCTestOptionalLog(this->CTest, HANDLER_VERBOSE_OUTPUT,
                        "Run command: " << it << std::endl, this->Quiet);
-    if (!cmSystemTools::RunSingleCommand(it.c_str(), nullptr, nullptr, &retVal,
+    if (!cmSystemTools::RunSingleCommand(it, nullptr, nullptr, &retVal,
                                          nullptr, cmSystemTools::OUTPUT_MERGE
                                          /*this->Verbose*/) ||
         retVal != 0) {
diff --git a/Source/CTest/cmCTestTestHandler.h b/Source/CTest/cmCTestTestHandler.h
index 0b557db..17d5f3f 100644
--- a/Source/CTest/cmCTestTestHandler.h
+++ b/Source/CTest/cmCTestTestHandler.h
@@ -11,6 +11,7 @@
 
 #include "cmsys/RegularExpression.hxx"
 #include <chrono>
+#include <cstdint>
 #include <iosfwd>
 #include <map>
 #include <set>
@@ -153,7 +154,7 @@
     std::string Reason;
     std::string FullCommandLine;
     cmDuration ExecutionTime;
-    int ReturnValue;
+    std::int64_t ReturnValue;
     int Status;
     std::string ExceptionStatus;
     bool CompressOutput;
diff --git a/Source/CTest/cmProcess.cxx b/Source/CTest/cmProcess.cxx
index 70ef8df..cd2e2f7 100644
--- a/Source/CTest/cmProcess.cxx
+++ b/Source/CTest/cmProcess.cxx
@@ -11,7 +11,9 @@
 #include <iostream>
 #include <signal.h>
 #include <string>
-#if !defined(_WIN32)
+#if defined(_WIN32)
+#  include "cm_kwiml.h"
+#else
 #  include <unistd.h>
 #endif
 #include <utility>
@@ -199,7 +201,7 @@
   for (size_type sz = this->size(); this->Last != sz; ++this->Last) {
     if ((*this)[this->Last] == '\n' || (*this)[this->Last] == '\0') {
       // Extract the range first..last as a line.
-      const char* text = &*this->begin() + this->First;
+      const char* text = this->data() + this->First;
       size_type length = this->Last - this->First;
       while (length && text[length - 1] == '\r') {
         length--;
@@ -229,7 +231,7 @@
 {
   // Return the partial last line, if any.
   if (!this->empty()) {
-    line.assign(&*this->begin(), this->size());
+    line.assign(this->data(), this->size());
     this->First = this->Last = 0;
     this->clear();
     return true;
@@ -353,7 +355,7 @@
   }
 
   // Record exit information.
-  this->ExitValue = static_cast<int>(exit_status);
+  this->ExitValue = exit_status;
   this->Signal = term_signal;
   this->TotalTime = std::chrono::steady_clock::now() - this->StartTime;
   // Because of a processor clock scew the runtime may become slightly
@@ -539,7 +541,8 @@
     case STATUS_NO_MEMORY:
     default:
       char buf[1024];
-      _snprintf(buf, 1024, "Exit code 0x%x\n", this->ExitValue);
+      const char* fmt = "Exit code 0x%" KWIML_INT_PRIx64 "\n";
+      _snprintf(buf, 1024, fmt, this->ExitValue);
       exception_str.assign(buf);
   }
 #else
diff --git a/Source/CTest/cmProcess.h b/Source/CTest/cmProcess.h
index b2d87fa..e5ca17f 100644
--- a/Source/CTest/cmProcess.h
+++ b/Source/CTest/cmProcess.h
@@ -53,7 +53,7 @@
   State GetProcessStatus();
   int GetId() { return this->Id; }
   void SetId(int id) { this->Id = id; }
-  int GetExitValue() { return this->ExitValue; }
+  int64_t GetExitValue() { return this->ExitValue; }
   cmDuration GetTotalTime() { return this->TotalTime; }
 
   enum class Exception
@@ -122,7 +122,7 @@
   std::vector<std::string> Arguments;
   std::vector<const char*> ProcessArgs;
   int Id;
-  int ExitValue;
+  int64_t ExitValue;
 };
 
 #endif
diff --git a/Source/CursesDialog/ccmake.cxx b/Source/CursesDialog/ccmake.cxx
index f2982a6..745c6bb 100644
--- a/Source/CursesDialog/ccmake.cxx
+++ b/Source/CursesDialog/ccmake.cxx
@@ -150,7 +150,7 @@
   }
 
   cmSystemTools::SetMessageCallback(
-    [myform](const char* message, const char* title) {
+    [myform](const std::string& message, const char* title) {
       myform->AddError(message, title);
     });
 
diff --git a/Source/CursesDialog/cmCursesForm.h b/Source/CursesDialog/cmCursesForm.h
index ddb67de..7842905 100644
--- a/Source/CursesDialog/cmCursesForm.h
+++ b/Source/CursesDialog/cmCursesForm.h
@@ -9,6 +9,8 @@
 
 #include "cmsys/FStream.hxx"
 
+#include <string>
+
 class cmCursesForm
 {
 public:
@@ -34,7 +36,7 @@
   // Description:
   // During a CMake run, an error handle should add errors
   // to be displayed afterwards.
-  virtual void AddError(const char*, const char*) {}
+  virtual void AddError(const std::string&, const char*) {}
 
   // Description:
   // Turn debugging on. This will create ccmakelog.txt.
diff --git a/Source/CursesDialog/cmCursesLongMessageForm.cxx b/Source/CursesDialog/cmCursesLongMessageForm.cxx
index a41d051..4e887d6 100644
--- a/Source/CursesDialog/cmCursesLongMessageForm.cxx
+++ b/Source/CursesDialog/cmCursesLongMessageForm.cxx
@@ -19,9 +19,8 @@
   std::vector<std::string> const& messages, const char* title)
 {
   // Append all messages into on big string
-  std::vector<std::string>::const_iterator it;
-  for (it = messages.begin(); it != messages.end(); it++) {
-    this->Messages += (*it);
+  for (std::string const& message : messages) {
+    this->Messages += message;
     // Add one blank line after each message
     this->Messages += "\n\n";
   }
diff --git a/Source/CursesDialog/cmCursesMainForm.cxx b/Source/CursesDialog/cmCursesMainForm.cxx
index 8ca7802..076ee3d 100644
--- a/Source/CursesDialog/cmCursesMainForm.cxx
+++ b/Source/CursesDialog/cmCursesMainForm.cxx
@@ -107,10 +107,9 @@
   // Count non-internal and non-static entries
   int count = 0;
 
-  for (std::vector<std::string>::const_iterator it = cacheKeys.begin();
-       it != cacheKeys.end(); ++it) {
+  for (std::string const& key : cacheKeys) {
     cmStateEnums::CacheEntryType t =
-      this->CMakeInstance->GetState()->GetCacheEntryType(*it);
+      this->CMakeInstance->GetState()->GetCacheEntryType(key);
     if (t != cmStateEnums::INTERNAL && t != cmStateEnums::STATIC &&
         t != cmStateEnums::UNINITIALIZED) {
       ++count;
@@ -130,11 +129,9 @@
     // Create the composites.
 
     // First add entries which are new
-    for (std::vector<std::string>::const_iterator it = cacheKeys.begin();
-         it != cacheKeys.end(); ++it) {
-      std::string key = *it;
+    for (std::string const& key : cacheKeys) {
       cmStateEnums::CacheEntryType t =
-        this->CMakeInstance->GetState()->GetCacheEntryType(*it);
+        this->CMakeInstance->GetState()->GetCacheEntryType(key);
       if (t == cmStateEnums::INTERNAL || t == cmStateEnums::STATIC ||
           t == cmStateEnums::UNINITIALIZED) {
         continue;
@@ -148,11 +145,9 @@
     }
 
     // then add entries which are old
-    for (std::vector<std::string>::const_iterator it = cacheKeys.begin();
-         it != cacheKeys.end(); ++it) {
-      std::string key = *it;
+    for (std::string const& key : cacheKeys) {
       cmStateEnums::CacheEntryType t =
-        this->CMakeInstance->GetState()->GetCacheEntryType(*it);
+        this->CMakeInstance->GetState()->GetCacheEntryType(key);
       if (t == cmStateEnums::INTERNAL || t == cmStateEnums::STATIC ||
           t == cmStateEnums::UNINITIALIZED) {
         continue;
@@ -647,7 +642,8 @@
   return 0;
 }
 
-void cmCursesMainForm::AddError(const char* message, const char* /*unused*/)
+void cmCursesMainForm::AddError(const std::string& message,
+                                const char* /*unused*/)
 {
   this->Errors.emplace_back(message);
 }
diff --git a/Source/CursesDialog/cmCursesMainForm.h b/Source/CursesDialog/cmCursesMainForm.h
index cc6482f..c09ce2a 100644
--- a/Source/CursesDialog/cmCursesMainForm.h
+++ b/Source/CursesDialog/cmCursesMainForm.h
@@ -81,7 +81,7 @@
    * During a CMake run, an error handle should add errors
    * to be displayed afterwards.
    */
-  void AddError(const char* message, const char* title) override;
+  void AddError(const std::string& message, const char* title) override;
 
   /**
    * Used to do a configure. If argument is specified, it does only the check
diff --git a/Source/QtDialog/FirstConfigure.cxx b/Source/QtDialog/FirstConfigure.cxx
index f28e1a8..364a378 100644
--- a/Source/QtDialog/FirstConfigure.cxx
+++ b/Source/QtDialog/FirstConfigure.cxx
@@ -95,33 +95,32 @@
 
   QStringList generator_list;
 
-  std::vector<cmake::GeneratorInfo>::const_iterator it;
-  for (it = gens.begin(); it != gens.end(); ++it) {
-    generator_list.append(QString::fromLocal8Bit(it->name.c_str()));
+  for (cmake::GeneratorInfo const& gen : gens) {
+    generator_list.append(QString::fromLocal8Bit(gen.name.c_str()));
 
-    if (it->supportsPlatform) {
+    if (gen.supportsPlatform) {
       this->GeneratorsSupportingPlatform.append(
-        QString::fromLocal8Bit(it->name.c_str()));
+        QString::fromLocal8Bit(gen.name.c_str()));
 
       this
-        ->GeneratorDefaultPlatform[QString::fromLocal8Bit(it->name.c_str())] =
-        QString::fromLocal8Bit(it->defaultPlatform.c_str());
+        ->GeneratorDefaultPlatform[QString::fromLocal8Bit(gen.name.c_str())] =
+        QString::fromLocal8Bit(gen.defaultPlatform.c_str());
 
       std::vector<std::string>::const_iterator platformIt =
-        it->supportedPlatforms.cbegin();
-      while (platformIt != it->supportedPlatforms.cend()) {
+        gen.supportedPlatforms.cbegin();
+      while (platformIt != gen.supportedPlatforms.cend()) {
 
         this->GeneratorSupportedPlatforms.insert(
-          QString::fromLocal8Bit(it->name.c_str()),
+          QString::fromLocal8Bit(gen.name.c_str()),
           QString::fromLocal8Bit((*platformIt).c_str()));
 
         platformIt++;
       }
     }
 
-    if (it->supportsToolset) {
+    if (gen.supportsToolset) {
       this->GeneratorsSupportingToolset.append(
-        QString::fromLocal8Bit(it->name.c_str()));
+        QString::fromLocal8Bit(gen.name.c_str()));
     }
   }
 
diff --git a/Source/QtDialog/QCMake.cxx b/Source/QtDialog/QCMake.cxx
index a073c30..c90c142 100644
--- a/Source/QtDialog/QCMake.cxx
+++ b/Source/QtDialog/QCMake.cxx
@@ -25,7 +25,7 @@
   cmSystemTools::SetRunCommandHideConsole(true);
 
   cmSystemTools::SetMessageCallback(
-    [this](const char* msg, const char* title) {
+    [this](std::string const& msg, const char* title) {
       this->messageCallback(msg, title);
     });
   cmSystemTools::SetStdoutCallback(
@@ -48,9 +48,8 @@
   this->CMakeInstance->GetRegisteredGenerators(
     generators, /*includeNamesWithPlatform=*/false);
 
-  std::vector<cmake::GeneratorInfo>::const_iterator it;
-  for (it = generators.begin(); it != generators.end(); ++it) {
-    this->AvailableGenerators.push_back(*it);
+  for (cmake::GeneratorInfo const& gen : generators) {
+    this->AvailableGenerators.push_back(gen);
   }
 }
 
@@ -234,24 +233,23 @@
   // set the value of properties
   cmState* state = this->CMakeInstance->GetState();
   std::vector<std::string> cacheKeys = state->GetCacheEntryKeys();
-  for (std::vector<std::string>::const_iterator it = cacheKeys.begin();
-       it != cacheKeys.end(); ++it) {
-    cmStateEnums::CacheEntryType t = state->GetCacheEntryType(*it);
+  for (std::string const& key : cacheKeys) {
+    cmStateEnums::CacheEntryType t = state->GetCacheEntryType(key);
     if (t == cmStateEnums::INTERNAL || t == cmStateEnums::STATIC) {
       continue;
     }
 
     QCMakeProperty prop;
-    prop.Key = QString::fromLocal8Bit(it->c_str());
+    prop.Key = QString::fromLocal8Bit(key.c_str());
     int idx = props.indexOf(prop);
     if (idx == -1) {
-      toremove.append(QString::fromLocal8Bit(it->c_str()));
+      toremove.append(QString::fromLocal8Bit(key.c_str()));
     } else {
       prop = props[idx];
       if (prop.Value.type() == QVariant::Bool) {
-        state->SetCacheEntryValue(*it, prop.Value.toBool() ? "ON" : "OFF");
+        state->SetCacheEntryValue(key, prop.Value.toBool() ? "ON" : "OFF");
       } else {
-        state->SetCacheEntryValue(*it,
+        state->SetCacheEntryValue(key,
                                   prop.Value.toString().toLocal8Bit().data());
       }
       props.removeAt(idx);
@@ -297,22 +295,21 @@
 
   cmState* state = this->CMakeInstance->GetState();
   std::vector<std::string> cacheKeys = state->GetCacheEntryKeys();
-  for (std::vector<std::string>::const_iterator i = cacheKeys.begin();
-       i != cacheKeys.end(); ++i) {
-    cmStateEnums::CacheEntryType t = state->GetCacheEntryType(*i);
+  for (std::string const& key : cacheKeys) {
+    cmStateEnums::CacheEntryType t = state->GetCacheEntryType(key);
     if (t == cmStateEnums::INTERNAL || t == cmStateEnums::STATIC ||
         t == cmStateEnums::UNINITIALIZED) {
       continue;
     }
 
-    const char* cachedValue = state->GetCacheEntryValue(*i);
+    const char* cachedValue = state->GetCacheEntryValue(key);
 
     QCMakeProperty prop;
-    prop.Key = QString::fromLocal8Bit(i->c_str());
+    prop.Key = QString::fromLocal8Bit(key.c_str());
     prop.Help =
-      QString::fromLocal8Bit(state->GetCacheEntryProperty(*i, "HELPSTRING"));
+      QString::fromLocal8Bit(state->GetCacheEntryProperty(key, "HELPSTRING"));
     prop.Value = QString::fromLocal8Bit(cachedValue);
-    prop.Advanced = state->GetCacheEntryPropertyAsBool(*i, "ADVANCED");
+    prop.Advanced = state->GetCacheEntryPropertyAsBool(key, "ADVANCED");
     if (t == cmStateEnums::BOOL) {
       prop.Type = QCMakeProperty::BOOL;
       prop.Value = cmSystemTools::IsOn(cachedValue);
@@ -323,7 +320,7 @@
     } else if (t == cmStateEnums::STRING) {
       prop.Type = QCMakeProperty::STRING;
       const char* stringsProperty =
-        state->GetCacheEntryProperty(*i, "STRINGS");
+        state->GetCacheEntryProperty(key, "STRINGS");
       if (stringsProperty) {
         prop.Strings = QString::fromLocal8Bit(stringsProperty).split(";");
       }
@@ -359,9 +356,9 @@
   QCoreApplication::processEvents();
 }
 
-void QCMake::messageCallback(const char* msg, const char* /*title*/)
+void QCMake::messageCallback(std::string const& msg, const char* /*title*/)
 {
-  emit this->errorMessage(QString::fromLocal8Bit(msg));
+  emit this->errorMessage(QString::fromStdString(msg));
   QCoreApplication::processEvents();
 }
 
diff --git a/Source/QtDialog/QCMake.h b/Source/QtDialog/QCMake.h
index ef4d2a1..8492606 100644
--- a/Source/QtDialog/QCMake.h
+++ b/Source/QtDialog/QCMake.h
@@ -169,7 +169,7 @@
 
   bool interruptCallback();
   void progressCallback(const char* msg, float percent);
-  void messageCallback(const char* msg, const char* title);
+  void messageCallback(std::string const& msg, const char* title);
   void stdoutCallback(std::string const& msg);
   void stderrCallback(std::string const& msg);
 
diff --git a/Source/cmAddDependenciesCommand.cxx b/Source/cmAddDependenciesCommand.cxx
index 021bd29..1023808 100644
--- a/Source/cmAddDependenciesCommand.cxx
+++ b/Source/cmAddDependenciesCommand.cxx
@@ -4,6 +4,7 @@
 
 #include <sstream>
 
+#include "cmAlgorithms.h"
 #include "cmMakefile.h"
 #include "cmMessageType.h"
 #include "cmTarget.h"
@@ -27,10 +28,10 @@
     this->Makefile->IssueMessage(MessageType::FATAL_ERROR, e.str());
   }
   if (cmTarget* target = this->Makefile->FindTargetToUse(target_name)) {
-    std::vector<std::string>::const_iterator s = args.begin();
-    ++s; // skip over target_name
-    for (; s != args.end(); ++s) {
-      target->AddUtility(*s, this->Makefile);
+
+    // skip over target_name
+    for (std::string const& arg : cmMakeRange(args).advance(1)) {
+      target->AddUtility(arg, this->Makefile);
     }
   } else {
     std::ostringstream e;
diff --git a/Source/cmAddSubDirectoryCommand.cxx b/Source/cmAddSubDirectoryCommand.cxx
index 75e5aa4..c47092a 100644
--- a/Source/cmAddSubDirectoryCommand.cxx
+++ b/Source/cmAddSubDirectoryCommand.cxx
@@ -5,6 +5,7 @@
 #include <sstream>
 #include <string.h>
 
+#include "cmAlgorithms.h"
 #include "cmMakefile.h"
 #include "cmSystemTools.h"
 
@@ -26,15 +27,13 @@
   bool excludeFromAll = false;
 
   // process the rest of the arguments looking for optional args
-  std::vector<std::string>::const_iterator i = args.begin();
-  ++i;
-  for (; i != args.end(); ++i) {
-    if (*i == "EXCLUDE_FROM_ALL") {
+  for (std::string const& arg : cmMakeRange(args).advance(1)) {
+    if (arg == "EXCLUDE_FROM_ALL") {
       excludeFromAll = true;
       continue;
     }
     if (binArg.empty()) {
-      binArg = *i;
+      binArg = arg;
     } else {
       this->SetError("called with incorrect number of arguments");
       return false;
diff --git a/Source/cmAlgorithms.h b/Source/cmAlgorithms.h
index 9e3efd3..30328c6 100644
--- a/Source/cmAlgorithms.h
+++ b/Source/cmAlgorithms.h
@@ -172,18 +172,30 @@
   const_iterator end() const { return End; }
   bool empty() const { return std::distance(Begin, End) == 0; }
   difference_type size() const { return std::distance(Begin, End); }
-  cmRange& advance(KWIML_INT_intptr_t amount)
+
+  cmRange& advance(KWIML_INT_intptr_t amount) &
   {
-    std::advance(Begin, amount);
+    std::advance(this->Begin, amount);
     return *this;
   }
+  cmRange advance(KWIML_INT_intptr_t amount) &&
+  {
+    std::advance(this->Begin, amount);
+    return std::move(*this);
+  }
 
-  cmRange& retreat(KWIML_INT_intptr_t amount)
+  cmRange& retreat(KWIML_INT_intptr_t amount) &
   {
     std::advance(End, -amount);
     return *this;
   }
 
+  cmRange retreat(KWIML_INT_intptr_t amount) &&
+  {
+    std::advance(End, -amount);
+    return std::move(*this);
+  }
+
 private:
   const_iterator Begin;
   const_iterator End;
diff --git a/Source/cmCPluginAPI.cxx b/Source/cmCPluginAPI.cxx
index c0088ac..576d2c3 100644
--- a/Source/cmCPluginAPI.cxx
+++ b/Source/cmCPluginAPI.cxx
@@ -683,26 +683,24 @@
   }
 
   // Next, try the various source extensions
-  for (std::vector<std::string>::const_iterator ext = sourceExts.begin();
-       ext != sourceExts.end(); ++ext) {
+  for (std::string const& ext : sourceExts) {
     hname = pathname;
     hname += ".";
-    hname += *ext;
+    hname += ext;
     if (cmSystemTools::FileExists(hname)) {
-      sf->SourceExtension = *ext;
+      sf->SourceExtension = ext;
       sf->FullPath = hname;
       return;
     }
   }
 
   // Finally, try the various header extensions
-  for (std::vector<std::string>::const_iterator ext = headerExts.begin();
-       ext != headerExts.end(); ++ext) {
+  for (std::string const& ext : headerExts) {
     hname = pathname;
     hname += ".";
-    hname += *ext;
+    hname += ext;
     if (cmSystemTools::FileExists(hname)) {
-      sf->SourceExtension = *ext;
+      sf->SourceExtension = ext;
       sf->FullPath = hname;
       return;
     }
@@ -711,13 +709,11 @@
   std::ostringstream e;
   e << "Cannot find source file \"" << pathname << "\"";
   e << "\n\nTried extensions";
-  for (std::vector<std::string>::const_iterator ext = sourceExts.begin();
-       ext != sourceExts.end(); ++ext) {
-    e << " ." << *ext;
+  for (std::string const& ext : sourceExts) {
+    e << " ." << ext;
   }
-  for (std::vector<std::string>::const_iterator ext = headerExts.begin();
-       ext != headerExts.end(); ++ext) {
-    e << " ." << *ext;
+  for (std::string const& ext : headerExts) {
+    e << " ." << ext;
   }
   cmSystemTools::Error(e.str());
 }
diff --git a/Source/cmCTest.cxx b/Source/cmCTest.cxx
index 989c7ee..ba2fe6c 100644
--- a/Source/cmCTest.cxx
+++ b/Source/cmCTest.cxx
@@ -1039,7 +1039,7 @@
 
   // Now create process object
   cmsysProcess* cp = cmsysProcess_New();
-  cmsysProcess_SetCommand(cp, &*argv.begin());
+  cmsysProcess_SetCommand(cp, argv.data());
   cmsysProcess_SetWorkingDirectory(cp, dir);
   cmsysProcess_SetOption(cp, cmsysProcess_Option_HideWindow, 1);
   cmsysProcess_SetTimeout(cp, timeout.count());
@@ -1222,7 +1222,7 @@
   }
 
   cmsysProcess* cp = cmsysProcess_New();
-  cmsysProcess_SetCommand(cp, &*argv.begin());
+  cmsysProcess_SetCommand(cp, argv.data());
   cmCTestLog(this, DEBUG, "Command is: " << argv[0] << std::endl);
   if (cmSystemTools::GetRunCommandHideConsole()) {
     cmsysProcess_SetOption(cp, cmsysProcess_Option_HideWindow, 1);
@@ -1258,7 +1258,7 @@
   cmsysProcess_WaitForExit(cp, nullptr);
   processOutput.DecodeText(tempOutput, tempOutput);
   if (output && tempOutput.begin() != tempOutput.end()) {
-    output->append(&*tempOutput.begin(), tempOutput.size());
+    output->append(tempOutput.data(), tempOutput.size());
   }
   cmCTestLog(this, HANDLER_VERBOSE_OUTPUT,
              "-- Process completed" << std::endl);
@@ -2776,7 +2776,7 @@
   stdErr->clear();
 
   cmsysProcess* cp = cmsysProcess_New();
-  cmsysProcess_SetCommand(cp, &*argv.begin());
+  cmsysProcess_SetCommand(cp, argv.data());
   cmsysProcess_SetWorkingDirectory(cp, dir);
   if (cmSystemTools::GetRunCommandHideConsole()) {
     cmsysProcess_SetOption(cp, cmsysProcess_Option_HideWindow, 1);
@@ -2820,11 +2820,11 @@
   cmsysProcess_WaitForExit(cp, nullptr);
   if (!tempOutput.empty()) {
     processOutput.DecodeText(tempOutput, tempOutput);
-    stdOut->append(&*tempOutput.begin(), tempOutput.size());
+    stdOut->append(tempOutput.data(), tempOutput.size());
   }
   if (!tempError.empty()) {
     processOutput.DecodeText(tempError, tempError);
-    stdErr->append(&*tempError.begin(), tempError.size());
+    stdErr->append(tempError.data(), tempError.size());
   }
 
   bool result = true;
@@ -3048,7 +3048,7 @@
 {
   std::string test_outputs("\n*** Test Failed:\n");
   if (!process_output.empty()) {
-    test_outputs.append(&*process_output.begin(), process_output.size());
+    test_outputs.append(process_output.data(), process_output.size());
   }
   cmCTestLog(this, HANDLER_OUTPUT, test_outputs << std::endl << std::flush);
 }
diff --git a/Source/cmComputeLinkDepends.cxx b/Source/cmComputeLinkDepends.cxx
index 4717cf6..5ed6c29 100644
--- a/Source/cmComputeLinkDepends.cxx
+++ b/Source/cmComputeLinkDepends.cxx
@@ -256,11 +256,7 @@
   // Iterate in reverse order so we can keep only the last occurrence
   // of a shared library.
   std::set<int> emmitted;
-  for (std::vector<int>::const_reverse_iterator
-         li = this->FinalLinkOrder.rbegin(),
-         le = this->FinalLinkOrder.rend();
-       li != le; ++li) {
-    int i = *li;
+  for (int i : cmReverseRange(this->FinalLinkOrder)) {
     LinkEntry const& e = this->EntryList[i];
     cmGeneratorTarget const* t = e.Target;
     // Entries that we know the linker will re-use do not need to be repeated.
@@ -586,11 +582,10 @@
     }
 
     // Intersect the sets for this item.
-    DependSetList::const_iterator i = sets->begin();
-    DependSet common = *i;
-    for (++i; i != sets->end(); ++i) {
+    DependSet common = sets->front();
+    for (DependSet const& i : cmMakeRange(*sets).advance(1)) {
       DependSet intersection;
-      std::set_intersection(common.begin(), common.end(), i->begin(), i->end(),
+      std::set_intersection(common.begin(), common.end(), i.begin(), i.end(),
                             std::inserter(intersection, intersection.begin()));
       common = intersection;
     }
@@ -708,9 +703,8 @@
   // Run in reverse order so the topological order will preserve the
   // original order where there are no constraints.
   EdgeList const& nl = this->CCG->GetComponentGraphEdges(c);
-  for (EdgeList::const_reverse_iterator ni = nl.rbegin(); ni != nl.rend();
-       ++ni) {
-    this->VisitComponent(*ni);
+  for (cmGraphEdge const& edge : cmReverseRange(nl)) {
+    this->VisitComponent(edge);
   }
 
   // Assign an ordering id to this component.
diff --git a/Source/cmComputeTargetDepends.cxx b/Source/cmComputeTargetDepends.cxx
index 9b7b02f..70d1675 100644
--- a/Source/cmComputeTargetDepends.cxx
+++ b/Source/cmComputeTargetDepends.cxx
@@ -2,6 +2,7 @@
    file Copyright.txt or https://cmake.org/licensing for details.  */
 #include "cmComputeTargetDepends.h"
 
+#include "cmAlgorithms.h"
 #include "cmComputeComponentGraph.h"
 #include "cmGeneratorTarget.h"
 #include "cmGlobalGenerator.h"
@@ -549,10 +550,9 @@
     int head = -1;
     std::set<int> emitted;
     NodeList const& nl = components[c];
-    for (NodeList::const_reverse_iterator ni = nl.rbegin(); ni != nl.rend();
-         ++ni) {
+    for (int ni : cmReverseRange(nl)) {
       std::set<int> visited;
-      if (!this->IntraComponent(cmap, c, *ni, &head, emitted, visited)) {
+      if (!this->IntraComponent(cmap, c, ni, &head, emitted, visited)) {
         // Cycle in add_dependencies within component!
         this->ComplainAboutBadComponent(ccg, c, true);
         return false;
diff --git a/Source/cmConditionEvaluator.cxx b/Source/cmConditionEvaluator.cxx
index 94ea529..303b147 100644
--- a/Source/cmConditionEvaluator.cxx
+++ b/Source/cmConditionEvaluator.cxx
@@ -130,8 +130,8 @@
     return false;
   }
 
-  return this->GetBooleanValueWithAutoDereference(*(newArgs.begin()),
-                                                  errorString, status, true);
+  return this->GetBooleanValueWithAutoDereference(newArgs.front(), errorString,
+                                                  status, true);
 }
 
 //=========================================================================
diff --git a/Source/cmExecuteProcessCommand.cxx b/Source/cmExecuteProcessCommand.cxx
index 8c67cdb..03eac5b 100644
--- a/Source/cmExecuteProcessCommand.cxx
+++ b/Source/cmExecuteProcessCommand.cxx
@@ -193,7 +193,7 @@
 
   // Set the command sequence.
   for (auto const& cmd : cmds) {
-    cmsysProcess_AddCommand(cp, &*cmd.begin());
+    cmsysProcess_AddCommand(cp, cmd.data());
   }
 
   // Set the process working directory.
@@ -286,10 +286,10 @@
 
   // Store the output obtained.
   if (!output_variable.empty() && !tempOutput.empty()) {
-    this->Makefile->AddDefinition(output_variable, &*tempOutput.begin());
+    this->Makefile->AddDefinition(output_variable, tempOutput.data());
   }
   if (!merge_output && !error_variable.empty() && !tempError.empty()) {
-    this->Makefile->AddDefinition(error_variable, &*tempError.begin());
+    this->Makefile->AddDefinition(error_variable, tempError.data());
   }
 
   // Store the result of running the process.
diff --git a/Source/cmExtraCodeBlocksGenerator.cxx b/Source/cmExtraCodeBlocksGenerator.cxx
index e408de3..9e90547 100644
--- a/Source/cmExtraCodeBlocksGenerator.cxx
+++ b/Source/cmExtraCodeBlocksGenerator.cxx
@@ -247,8 +247,8 @@
 
   // figure out the compiler
   std::string compiler = this->GetCBCompilerId(mf);
-  std::string make = mf->GetRequiredDefinition("CMAKE_MAKE_PROGRAM");
-  const std::string makeArgs =
+  const std::string& make = mf->GetRequiredDefinition("CMAKE_MAKE_PROGRAM");
+  const std::string& makeArgs =
     mf->GetSafeDefinition("CMAKE_CODEBLOCKS_MAKE_ARGUMENTS");
 
   cmXMLWriter xml(fout);
@@ -589,10 +589,9 @@
     std::vector<std::string>::const_iterator end =
       cmRemoveDuplicates(allIncludeDirs);
 
-    for (std::vector<std::string>::const_iterator i = allIncludeDirs.begin();
-         i != end; ++i) {
+    for (std::string const& str : cmMakeRange(allIncludeDirs.cbegin(), end)) {
       xml.StartElement("Add");
-      xml.Attribute("directory", *i);
+      xml.Attribute("directory", str);
       xml.EndElement();
     }
 
diff --git a/Source/cmExtraCodeLiteGenerator.cxx b/Source/cmExtraCodeLiteGenerator.cxx
index 0773edc..6fe8c14 100644
--- a/Source/cmExtraCodeLiteGenerator.cxx
+++ b/Source/cmExtraCodeLiteGenerator.cxx
@@ -628,8 +628,8 @@
 std::string cmExtraCodeLiteGenerator::GetBuildCommand(
   const cmMakefile* mf, const std::string& targetName) const
 {
-  std::string generator = mf->GetSafeDefinition("CMAKE_GENERATOR");
-  std::string make = mf->GetRequiredDefinition("CMAKE_MAKE_PROGRAM");
+  const std::string& generator = mf->GetSafeDefinition("CMAKE_GENERATOR");
+  const std::string& make = mf->GetRequiredDefinition("CMAKE_MAKE_PROGRAM");
   std::string buildCommand = make; // Default
   std::ostringstream ss;
   if (generator == "NMake Makefiles" || generator == "Ninja") {
@@ -669,8 +669,8 @@
   const cmMakefile* mf) const
 {
   std::string buildCommand;
-  std::string make = mf->GetRequiredDefinition("CMAKE_MAKE_PROGRAM");
-  std::string generator = mf->GetSafeDefinition("CMAKE_GENERATOR");
+  const std::string& make = mf->GetRequiredDefinition("CMAKE_MAKE_PROGRAM");
+  const std::string& generator = mf->GetSafeDefinition("CMAKE_GENERATOR");
   if (generator == "Unix Makefiles" || generator == "MinGW Makefiles") {
     std::ostringstream ss;
 #if defined(_WIN32)
diff --git a/Source/cmExtraEclipseCDT4Generator.cxx b/Source/cmExtraEclipseCDT4Generator.cxx
index 30067b7..a6ce8b7 100644
--- a/Source/cmExtraEclipseCDT4Generator.cxx
+++ b/Source/cmExtraEclipseCDT4Generator.cxx
@@ -878,8 +878,8 @@
   xml.Attribute("moduleId", "org.eclipse.cdt.make.core.buildtargets");
   xml.StartElement("buildTargets");
   emmited.clear();
-  const std::string make = mf->GetRequiredDefinition("CMAKE_MAKE_PROGRAM");
-  const std::string makeArgs =
+  const std::string& make = mf->GetRequiredDefinition("CMAKE_MAKE_PROGRAM");
+  const std::string& makeArgs =
     mf->GetSafeDefinition("CMAKE_ECLIPSE_MAKE_ARGUMENTS");
 
   cmGlobalGenerator* generator =
@@ -1074,7 +1074,8 @@
   cmXMLWriter& xml, const cmMakefile& makefile)
 {
   // we need the "make" and the C (or C++) compiler which are used, Alex
-  std::string make = makefile.GetRequiredDefinition("CMAKE_MAKE_PROGRAM");
+  const std::string& make =
+    makefile.GetRequiredDefinition("CMAKE_MAKE_PROGRAM");
   std::string compiler = makefile.GetSafeDefinition("CMAKE_C_COMPILER");
   std::string arg1 = makefile.GetSafeDefinition("CMAKE_C_COMPILER_ARG1");
   if (compiler.empty()) {
diff --git a/Source/cmExtraKateGenerator.cxx b/Source/cmExtraKateGenerator.cxx
index 23ba6b7..76de75d 100644
--- a/Source/cmExtraKateGenerator.cxx
+++ b/Source/cmExtraKateGenerator.cxx
@@ -75,8 +75,8 @@
                                         cmGeneratedFileStream& fout) const
 {
   cmMakefile const* mf = lg->GetMakefile();
-  const std::string make = mf->GetRequiredDefinition("CMAKE_MAKE_PROGRAM");
-  const std::string makeArgs =
+  const std::string& make = mf->GetRequiredDefinition("CMAKE_MAKE_PROGRAM");
+  const std::string& makeArgs =
     mf->GetSafeDefinition("CMAKE_KATE_MAKE_ARGUMENTS");
   std::string const& homeOutputDir = lg->GetBinaryDirectory();
 
diff --git a/Source/cmExtraSublimeTextGenerator.cxx b/Source/cmExtraSublimeTextGenerator.cxx
index 739a177..59cfdca 100644
--- a/Source/cmExtraSublimeTextGenerator.cxx
+++ b/Source/cmExtraSublimeTextGenerator.cxx
@@ -168,7 +168,7 @@
   const std::vector<cmLocalGenerator*>& lgs, const cmMakefile* mf,
   cmGeneratedFileStream& fout, MapSourceFileFlags& sourceFileFlags)
 {
-  std::string make = mf->GetRequiredDefinition("CMAKE_MAKE_PROGRAM");
+  const std::string& make = mf->GetRequiredDefinition("CMAKE_MAKE_PROGRAM");
   std::string compiler;
   if (!lgs.empty()) {
     this->AppendTarget(fout, "all", lgs[0], nullptr, make.c_str(), mf,
diff --git a/Source/cmFLTKWrapUICommand.cxx b/Source/cmFLTKWrapUICommand.cxx
index 4b14d26..1b509ef 100644
--- a/Source/cmFLTKWrapUICommand.cxx
+++ b/Source/cmFLTKWrapUICommand.cxx
@@ -4,6 +4,7 @@
 
 #include <stddef.h>
 
+#include "cmAlgorithms.h"
 #include "cmCustomCommandLines.h"
 #include "cmMakefile.h"
 #include "cmSourceFile.h"
@@ -40,18 +41,17 @@
     this->Makefile->AddIncludeDirectories(outputDirectories);
   }
 
-  for (std::vector<std::string>::const_iterator i = (args.begin() + 1);
-       i != args.end(); i++) {
-    cmSourceFile* curr = this->Makefile->GetSource(*i);
+  for (std::string const& arg : cmMakeRange(args).advance(1)) {
+    cmSourceFile* curr = this->Makefile->GetSource(arg);
     // if we should use the source GUI
     // to generate .cxx and .h files
     if (!curr || !curr->GetPropertyAsBool("WRAP_EXCLUDE")) {
       std::string outName = outputDirectory;
       outName += "/";
-      outName += cmSystemTools::GetFilenameWithoutExtension(*i);
+      outName += cmSystemTools::GetFilenameWithoutExtension(arg);
       std::string hname = outName;
       hname += ".h";
-      std::string origname = cdir + "/" + *i;
+      std::string origname = cdir + "/" + arg;
       // add starting depends
       std::vector<std::string> depends;
       depends.push_back(origname);
diff --git a/Source/cmFileCommand.cxx b/Source/cmFileCommand.cxx
index 0f911c1..fb3a1bc 100644
--- a/Source/cmFileCommand.cxx
+++ b/Source/cmFileCommand.cxx
@@ -947,16 +947,14 @@
   // File command has at least one argument
   assert(args.size() > 1);
 
-  std::vector<std::string>::const_iterator i = args.begin();
-
-  i++; // Get rid of subcommand
-
   std::string expr;
-  for (; i != args.end(); ++i) {
-    const std::string* cdir = &(*i);
-    if (!cmsys::SystemTools::FileIsFullPath(*i)) {
+  for (std::string const& arg :
+       cmMakeRange(args).advance(1)) // Get rid of subcommand
+  {
+    const std::string* cdir = &arg;
+    if (!cmsys::SystemTools::FileIsFullPath(arg)) {
       expr = this->Makefile->GetCurrentSourceDirectory();
-      expr += "/" + *i;
+      expr += "/" + arg;
       cdir = &expr;
     }
     if (!this->Makefile->CanIWriteThisFile(*cdir)) {
@@ -981,15 +979,13 @@
   // File command has at least one argument
   assert(args.size() > 1);
 
-  std::vector<std::string>::const_iterator i = args.begin();
-
-  i++; // Get rid of subcommand
-
-  for (; i != args.end(); ++i) {
-    std::string tfile = *i;
+  for (std::string const& arg :
+       cmMakeRange(args).advance(1)) // Get rid of subcommand
+  {
+    std::string tfile = arg;
     if (!cmsys::SystemTools::FileIsFullPath(tfile)) {
       tfile = this->Makefile->GetCurrentSourceDirectory();
-      tfile += "/" + *i;
+      tfile += "/" + arg;
     }
     if (!this->Makefile->CanIWriteThisFile(tfile)) {
       std::string e =
@@ -2481,14 +2477,14 @@
 {
 
   std::string message;
-  std::vector<std::string>::const_iterator i = args.begin();
 
-  i++; // Get rid of subcommand
-  for (; i != args.end(); ++i) {
-    std::string fileName = *i;
+  for (std::string const& arg :
+       cmMakeRange(args).advance(1)) // Get rid of subcommand
+  {
+    std::string fileName = arg;
     if (!cmsys::SystemTools::FileIsFullPath(fileName)) {
       fileName = this->Makefile->GetCurrentSourceDirectory();
-      fileName += "/" + *i;
+      fileName += "/" + arg;
     }
 
     if (cmSystemTools::FileIsDirectory(fileName) &&
@@ -3067,7 +3063,7 @@
 
   if (!logVar.empty()) {
     chunkDebug.push_back(0);
-    this->Makefile->AddDefinition(logVar, &*chunkDebug.begin());
+    this->Makefile->AddDefinition(logVar, chunkDebug.data());
   }
 
   return true;
@@ -3326,14 +3322,14 @@
     if (!chunkResponse.empty()) {
       chunkResponse.push_back(0);
       log += "Response:\n";
-      log += &*chunkResponse.begin();
+      log += chunkResponse.data();
       log += "\n";
     }
 
     if (!chunkDebug.empty()) {
       chunkDebug.push_back(0);
       log += "Debug:\n";
-      log += &*chunkDebug.begin();
+      log += chunkDebug.data();
       log += "\n";
     }
 
diff --git a/Source/cmFilePathChecksum.cxx b/Source/cmFilePathChecksum.cxx
index 2cffa7c..47a223a 100644
--- a/Source/cmFilePathChecksum.cxx
+++ b/Source/cmFilePathChecksum.cxx
@@ -74,7 +74,7 @@
     cmCryptoHash(cmCryptoHash::AlgoSHA256).ByteHashString(relSeed + relPath);
 
   // Convert binary checksum to string
-  return cmBase32Encoder().encodeString(&hashBytes.front(), hashBytes.size(),
+  return cmBase32Encoder().encodeString(hashBytes.data(), hashBytes.size(),
                                         false);
 }
 
diff --git a/Source/cmFindBase.cxx b/Source/cmFindBase.cxx
index 425546a..f92f66e 100644
--- a/Source/cmFindBase.cxx
+++ b/Source/cmFindBase.cxx
@@ -4,7 +4,6 @@
 
 #include <deque>
 #include <iostream>
-#include <iterator>
 #include <map>
 #include <stddef.h>
 
@@ -205,11 +204,9 @@
   cmSearchPath& paths = this->LabeledPaths[PathLabel::PackageRoot];
 
   // Add the PACKAGE_ROOT_PATH from each enclosing find_package call.
-  for (std::deque<std::vector<std::string>>::const_reverse_iterator pkgPaths =
-         this->Makefile->FindPackageRootPathStack.rbegin();
-       pkgPaths != this->Makefile->FindPackageRootPathStack.rend();
-       ++pkgPaths) {
-    paths.AddPrefixPaths(*pkgPaths);
+  for (std::vector<std::string> const& pkgPaths :
+       cmReverseRange(this->Makefile->FindPackageRootPathStack)) {
+    paths.AddPrefixPaths(pkgPaths);
   }
 
   paths.AddSuffixes(this->SearchPathSuffixes);
diff --git a/Source/cmFindCommon.cxx b/Source/cmFindCommon.cxx
index 78be64e..9aaa000 100644
--- a/Source/cmFindCommon.cxx
+++ b/Source/cmFindCommon.cxx
@@ -310,7 +310,7 @@
 
 void AddTrailingSlash(std::string& s)
 {
-  if (!s.empty() && *s.rbegin() != '/') {
+  if (!s.empty() && s.back() != '/') {
     s += '/';
   }
 }
diff --git a/Source/cmFindPackageCommand.cxx b/Source/cmFindPackageCommand.cxx
index c2e0712..52ff5ea 100644
--- a/Source/cmFindPackageCommand.cxx
+++ b/Source/cmFindPackageCommand.cxx
@@ -466,7 +466,7 @@
     // Allocate a PACKAGE_ROOT_PATH for the current find_package call.
     this->Makefile->FindPackageRootPathStack.emplace_back();
     std::vector<std::string>& rootPaths =
-      *this->Makefile->FindPackageRootPathStack.rbegin();
+      this->Makefile->FindPackageRootPathStack.back();
 
     // Add root paths from <PackageName>_ROOT CMake and environment variables,
     // subject to CMP0074.
@@ -827,10 +827,10 @@
           << " requested version \"" << this->Version << "\".\n"
           << "The following configuration files were considered but not "
              "accepted:\n";
-        for (std::vector<ConfigFileInfo>::const_iterator i =
-               this->ConsideredConfigs.begin();
-             i != duplicate_end; ++i) {
-          e << "  " << i->filename << ", version: " << i->version << "\n";
+
+        for (ConfigFileInfo const& info :
+             cmMakeRange(this->ConsideredConfigs.cbegin(), duplicate_end)) {
+          e << "  " << info.filename << ", version: " << info.version << "\n";
         }
       } else {
         std::string requestedVersionString;
diff --git a/Source/cmForEachCommand.cxx b/Source/cmForEachCommand.cxx
index e359def..39430d0 100644
--- a/Source/cmForEachCommand.cxx
+++ b/Source/cmForEachCommand.cxx
@@ -48,12 +48,10 @@
       if (mf.GetDefinition(this->Args[0])) {
         oldDef = mf.GetDefinition(this->Args[0]);
       }
-      std::vector<std::string>::const_iterator j = this->Args.begin();
-      ++j;
 
-      for (; j != this->Args.end(); ++j) {
+      for (std::string const& arg : cmMakeRange(this->Args).advance(1)) {
         // set the variable to the loop value
-        mf.AddDefinition(this->Args[0], j->c_str());
+        mf.AddDefinition(this->Args[0], arg.c_str());
         // Invoke all the functions that were collected in the block.
         cmExecutionStatus status;
         for (cmListFileFunction const& func : this->Functions) {
diff --git a/Source/cmGeneratorExpressionEvaluator.cxx b/Source/cmGeneratorExpressionEvaluator.cxx
index f9a6d64..268de6f 100644
--- a/Source/cmGeneratorExpressionEvaluator.cxx
+++ b/Source/cmGeneratorExpressionEvaluator.cxx
@@ -34,20 +34,16 @@
     std::vector<cmGeneratorExpressionEvaluator*>>::const_iterator pend =
     this->ParamChildren.end();
   for (; pit != pend; ++pit) {
-    std::vector<cmGeneratorExpressionEvaluator*>::const_iterator it =
-      pit->begin();
-    const std::vector<cmGeneratorExpressionEvaluator*>::const_iterator end =
-      pit->end();
-    for (; it != end; ++it) {
+    for (cmGeneratorExpressionEvaluator* pExprEval : *pit) {
       if (node->RequiresLiteralInput()) {
-        if ((*it)->GetType() != cmGeneratorExpressionEvaluator::Text) {
+        if (pExprEval->GetType() != cmGeneratorExpressionEvaluator::Text) {
           reportError(context, this->GetOriginalExpression(),
                       "$<" + identifier +
                         "> expression requires literal input.");
           return std::string();
         }
       }
-      result += (*it)->Evaluate(context, dagChecker);
+      result += pExprEval->Evaluate(context, dagChecker);
       if (context->HadError) {
         return std::string();
       }
@@ -70,12 +66,9 @@
 {
   std::string identifier;
   {
-    std::vector<cmGeneratorExpressionEvaluator*>::const_iterator it =
-      this->IdentifierChildren.begin();
-    const std::vector<cmGeneratorExpressionEvaluator*>::const_iterator end =
-      this->IdentifierChildren.end();
-    for (; it != end; ++it) {
-      identifier += (*it)->Evaluate(context, dagChecker);
+    for (cmGeneratorExpressionEvaluator* pExprEval :
+         this->IdentifierChildren) {
+      identifier += pExprEval->Evaluate(context, dagChecker);
       if (context->HadError) {
         return std::string();
       }
@@ -138,12 +131,8 @@
         return std::string();
       }
       std::string parameter;
-      std::vector<cmGeneratorExpressionEvaluator*>::const_iterator it =
-        pit->begin();
-      const std::vector<cmGeneratorExpressionEvaluator*>::const_iterator end =
-        pit->end();
-      for (; it != end; ++it) {
-        parameter += (*it)->Evaluate(context, dagChecker);
+      for (cmGeneratorExpressionEvaluator* pExprEval : *pit) {
+        parameter += pExprEval->Evaluate(context, dagChecker);
         if (context->HadError) {
           return std::string();
         }
diff --git a/Source/cmGeneratorExpressionNode.cxx b/Source/cmGeneratorExpressionNode.cxx
index aac188e..dcec0a4 100644
--- a/Source/cmGeneratorExpressionNode.cxx
+++ b/Source/cmGeneratorExpressionNode.cxx
@@ -103,13 +103,11 @@
                          const GeneratorExpressionContent* content,           \
                          cmGeneratorExpressionDAGChecker*) const              \
     {                                                                         \
-      std::vector<std::string>::const_iterator it = parameters.begin();       \
-      const std::vector<std::string>::const_iterator end = parameters.end();  \
-      for (; it != end; ++it) {                                               \
-        if (*it == #FAILURE_VALUE) {                                          \
+      for (std::string const& param : parameters) {                           \
+        if (param == #FAILURE_VALUE) {                                        \
           return #FAILURE_VALUE;                                              \
         }                                                                     \
-        if (*it != #SUCCESS_VALUE) {                                          \
+        if (param != #SUCCESS_VALUE) {                                        \
           reportError(context, content->GetOriginalExpression(),              \
                       "Parameters to $<" #OP                                  \
                       "> must resolve to either '0' or '1'.");                \
@@ -135,13 +133,13 @@
     const GeneratorExpressionContent* content,
     cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
   {
-    if (*parameters.begin() != "0" && *parameters.begin() != "1") {
+    if (parameters.front() != "0" && parameters.front() != "1") {
       reportError(
         context, content->GetOriginalExpression(),
         "$<NOT> parameter must resolve to exactly one '0' or '1' value.");
       return std::string();
     }
-    return *parameters.begin() == "0" ? "1" : "0";
+    return parameters.front() == "0" ? "1" : "0";
   }
 } notNode;
 
@@ -157,7 +155,7 @@
     const GeneratorExpressionContent* /*content*/,
     cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
   {
-    return !cmSystemTools::IsOff(*parameters.begin()) ? "1" : "0";
+    return !cmSystemTools::IsOff(parameters.front()) ? "1" : "0";
   }
 } boolNode;
 
@@ -194,7 +192,7 @@
     const GeneratorExpressionContent* /*content*/,
     cmGeneratorExpressionDAGChecker* /*dagChecker*/) const override
   {
-    return *parameters.begin() == parameters[1] ? "1" : "0";
+    return parameters.front() == parameters[1] ? "1" : "0";
   }
 } strEqualNode;
 
@@ -613,7 +611,7 @@
       return compilerId;
     }
     static cmsys::RegularExpression compilerIdValidator("^[A-Za-z0-9_]*$");
-    if (!compilerIdValidator.find(*parameters.begin())) {
+    if (!compilerIdValidator.find(parameters.front())) {
       reportError(context, content->GetOriginalExpression(),
                   "Expression syntax not recognized.");
       return std::string();
@@ -622,11 +620,11 @@
       return parameters.front().empty() ? "1" : "0";
     }
 
-    if (strcmp(parameters.begin()->c_str(), compilerId.c_str()) == 0) {
+    if (strcmp(parameters.front().c_str(), compilerId.c_str()) == 0) {
       return "1";
     }
 
-    if (cmsysString_strcasecmp(parameters.begin()->c_str(),
+    if (cmsysString_strcasecmp(parameters.front().c_str(),
                                compilerId.c_str()) == 0) {
       switch (context->LG->GetPolicyStatus(cmPolicies::CMP0044)) {
         case cmPolicies::WARN: {
@@ -734,7 +732,7 @@
     }
 
     static cmsys::RegularExpression compilerIdValidator("^[0-9\\.]*$");
-    if (!compilerIdValidator.find(*parameters.begin())) {
+    if (!compilerIdValidator.find(parameters.front())) {
       reportError(context, content->GetOriginalExpression(),
                   "Expression syntax not recognized.");
       return std::string();
@@ -744,7 +742,7 @@
     }
 
     return cmSystemTools::VersionCompare(cmSystemTools::OP_EQUAL,
-                                         parameters.begin()->c_str(),
+                                         parameters.front().c_str(),
                                          compilerVersion.c_str())
       ? "1"
       : "0";
@@ -839,7 +837,7 @@
       return parameters.front().empty() ? "1" : "0";
     }
 
-    if (*parameters.begin() == platformId) {
+    if (parameters.front() == platformId) {
       return "1";
     }
     return "0";
@@ -1001,7 +999,7 @@
       return configurationNode.Evaluate(parameters, context, content, nullptr);
     }
     static cmsys::RegularExpression configValidator("^[A-Za-z0-9_]*$");
-    if (!configValidator.find(*parameters.begin())) {
+    if (!configValidator.find(parameters.front())) {
       reportError(context, content->GetOriginalExpression(),
                   "Expression syntax not recognized.");
       return std::string();
@@ -1011,7 +1009,7 @@
       return parameters.front().empty() ? "1" : "0";
     }
 
-    if (cmsysString_strcasecmp(parameters.begin()->c_str(),
+    if (cmsysString_strcasecmp(parameters.front().c_str(),
                                context->Config.c_str()) == 0) {
       return "1";
     }
@@ -1166,7 +1164,7 @@
     static cmsys::RegularExpression propertyNameValidator("^[A-Za-z0-9_]+$");
 
     cmGeneratorTarget const* target = context->HeadTarget;
-    std::string propertyName = *parameters.begin();
+    std::string propertyName = parameters.front();
 
     if (parameters.size() == 1) {
       context->HadHeadSensitiveCondition = true;
@@ -1182,14 +1180,14 @@
     }
 
     if (parameters.size() == 2) {
-      if (parameters.begin()->empty() && parameters[1].empty()) {
+      if (parameters.front().empty() && parameters[1].empty()) {
         reportError(
           context, content->GetOriginalExpression(),
           "$<TARGET_PROPERTY:tgt,prop> expression requires a non-empty "
           "target name and property name.");
         return std::string();
       }
-      if (parameters.begin()->empty()) {
+      if (parameters.front().empty()) {
         reportError(
           context, content->GetOriginalExpression(),
           "$<TARGET_PROPERTY:tgt,prop> expression requires a non-empty "
@@ -1964,7 +1962,7 @@
     cmGeneratorExpressionDAGChecker* dagChecker) const override
   {
     // Lookup the referenced target.
-    std::string name = *parameters.begin();
+    std::string name = parameters.front();
 
     if (!cmGeneratorExpression::IsValidTargetName(name)) {
       ::reportError(context, content->GetOriginalExpression(),
diff --git a/Source/cmGeneratorExpressionParser.cxx b/Source/cmGeneratorExpressionParser.cxx
index 949a86d..7aa3314 100644
--- a/Source/cmGeneratorExpressionParser.cxx
+++ b/Source/cmGeneratorExpressionParser.cxx
@@ -47,11 +47,11 @@
   if (!result.empty() &&
       (*(result.end() - 1))->GetType() ==
         cmGeneratorExpressionEvaluator::Text &&
-      (*contents.begin())->GetType() == cmGeneratorExpressionEvaluator::Text) {
+      contents.front()->GetType() == cmGeneratorExpressionEvaluator::Text) {
     TextContent* textContent = static_cast<TextContent*>(*(result.end() - 1));
     textContent->Extend(
-      static_cast<TextContent*>(*contents.begin())->GetLength());
-    delete *contents.begin();
+      static_cast<TextContent*>(contents.front())->GetLength());
+    delete contents.front();
     result.insert(result.end(), contents.begin() + 1, contents.end());
   } else {
     result.insert(result.end(), contents.begin(), contents.end());
diff --git a/Source/cmGeneratorTarget.cxx b/Source/cmGeneratorTarget.cxx
index 78040c3..54cfd3a 100644
--- a/Source/cmGeneratorTarget.cxx
+++ b/Source/cmGeneratorTarget.cxx
@@ -2389,7 +2389,7 @@
   std::set<cmGeneratorTarget*> targets;
 
   for (cmCustomCommandLine const& cCmdLine : cc.GetCommandLines()) {
-    std::string const& command = *cCmdLine.begin();
+    std::string const& command = cCmdLine.front();
     // Check for a target with this name.
     if (cmGeneratorTarget* t =
           this->LocalGenerator->FindGeneratorTargetToUse(command)) {
diff --git a/Source/cmGhsMultiTargetGenerator.cxx b/Source/cmGhsMultiTargetGenerator.cxx
index 04a8b3c..08441a8 100644
--- a/Source/cmGhsMultiTargetGenerator.cxx
+++ b/Source/cmGhsMultiTargetGenerator.cxx
@@ -238,10 +238,8 @@
   std::vector<std::string> compileDefinitions;
   this->GeneratorTarget->GetCompileDefinitions(compileDefinitions, config,
                                                language);
-  for (std::vector<std::string>::const_iterator cdI =
-         compileDefinitions.begin();
-       cdI != compileDefinitions.end(); ++cdI) {
-    fout << "    -D" << (*cdI) << std::endl;
+  for (std::string const& compileDefinition : compileDefinitions) {
+    fout << "    -D" << compileDefinition << std::endl;
   }
 }
 
@@ -253,9 +251,8 @@
   this->LocalGenerator->GetIncludeDirectories(includes, this->GeneratorTarget,
                                               language, config);
 
-  for (std::vector<std::string>::const_iterator includes_i = includes.begin();
-       includes_i != includes.end(); ++includes_i) {
-    fout << "    -I\"" << *includes_i << "\"" << std::endl;
+  for (std::string const& include : includes) {
+    fout << "    -I\"" << include << "\"" << std::endl;
   }
 }
 
@@ -324,12 +321,9 @@
   std::ostream& fout, std::vector<cmCustomCommand> const& commandsSet,
   cmTarget::CustomCommandType const commandType)
 {
-  for (std::vector<cmCustomCommand>::const_iterator commandsSetI =
-         commandsSet.begin();
-       commandsSetI != commandsSet.end(); ++commandsSetI) {
-    cmCustomCommandLines const& commands = commandsSetI->GetCommandLines();
-    for (cmCustomCommandLines::const_iterator commandI = commands.begin();
-         commandI != commands.end(); ++commandI) {
+  for (cmCustomCommand const& customCommand : commandsSet) {
+    cmCustomCommandLines const& commandLines = customCommand.GetCommandLines();
+    for (cmCustomCommandLine const& command : commandLines) {
       switch (commandType) {
         case cmTarget::PRE_BUILD:
           fout << "    :preexecShellSafe=";
@@ -340,17 +334,16 @@
         default:
           assert("Only pre and post are supported");
       }
-      cmCustomCommandLine const& command = *commandI;
-      for (cmCustomCommandLine::const_iterator commandLineI = command.begin();
-           commandLineI != command.end(); ++commandLineI) {
+
+      bool firstIteration = true;
+      for (std::string const& commandLine : command) {
         std::string subCommandE =
-          this->LocalGenerator->EscapeForShell(*commandLineI, true);
-        if (!command.empty()) {
-          fout << (command.begin() == commandLineI ? "'" : " ");
-          // Need to double escape backslashes
-          cmSystemTools::ReplaceString(subCommandE, "\\", "\\\\");
-        }
+          this->LocalGenerator->EscapeForShell(commandLine, true);
+        fout << (firstIteration ? "'" : " ");
+        // Need to double escape backslashes
+        cmSystemTools::ReplaceString(subCommandE, "\\", "\\\\");
         fout << subCommandE;
+        firstIteration = false;
       }
       if (!command.empty()) {
         fout << "'" << std::endl;
@@ -454,7 +447,7 @@
       cmSystemTools::IsOn(
         this->GeneratorTarget->GetProperty("GHS_NO_SOURCE_GROUP_FILE")) ||
       cmSystemTools::IsOn(
-        this->Makefile->GetDefinition("GHS_NO_SOURCE_GROUP_FILE"));
+        this->Makefile->GetDefinition("CMAKE_GHS_NO_SOURCE_GROUP_FILE"));
     if (useProjectFile || sg.empty()) {
       fout = &fout_proj;
     } else {
diff --git a/Source/cmGlobalGenerator.cxx b/Source/cmGlobalGenerator.cxx
index 386a3f7..8e7ca12 100644
--- a/Source/cmGlobalGenerator.cxx
+++ b/Source/cmGlobalGenerator.cxx
@@ -314,9 +314,11 @@
       if (configs.empty()) {
         target->GetSourceFiles(srcs, "");
       } else {
-        for (std::vector<std::string>::const_iterator ci = configs.begin();
-             ci != configs.end() && srcs.empty(); ++ci) {
-          target->GetSourceFiles(srcs, *ci);
+        for (std::string const& config : configs) {
+          target->GetSourceFiles(srcs, config);
+          if (srcs.empty()) {
+            break;
+          }
         }
       }
       if (srcs.empty()) {
@@ -680,8 +682,9 @@
         std::string compilerEnv = "CMAKE_";
         compilerEnv += lang;
         compilerEnv += "_COMPILER_ENV_VAR";
-        std::string envVar = mf->GetRequiredDefinition(compilerEnv);
-        std::string envVarValue = mf->GetRequiredDefinition(compilerName);
+        const std::string& envVar = mf->GetRequiredDefinition(compilerEnv);
+        const std::string& envVarValue =
+          mf->GetRequiredDefinition(compilerName);
         std::string env = envVar;
         env += "=";
         env += envVarValue;
@@ -2983,10 +2986,8 @@
     }
     std::vector<cmSourceFile*>::const_iterator sourcesEnd =
       cmRemoveDuplicates(sources);
-    for (std::vector<cmSourceFile*>::const_iterator si = sources.begin();
-         si != sourcesEnd; ++si) {
+    for (cmSourceFile* sf : cmMakeRange(sources.cbegin(), sourcesEnd)) {
       Json::Value& lj_source = lj_sources.append(Json::objectValue);
-      cmSourceFile* sf = *si;
       std::string const& sfp = sf->GetFullPath();
       fout << sfp << "\n";
       lj_source["file"] = sfp;
diff --git a/Source/cmGlobalGhsMultiGenerator.cxx b/Source/cmGlobalGhsMultiGenerator.cxx
index 45fa052..746ddad 100644
--- a/Source/cmGlobalGhsMultiGenerator.cxx
+++ b/Source/cmGlobalGhsMultiGenerator.cxx
@@ -420,10 +420,8 @@
   if (NULL != ghsGpjMacros) {
     std::vector<std::string> expandedList;
     cmSystemTools::ExpandListArgument(std::string(ghsGpjMacros), expandedList);
-    for (std::vector<std::string>::const_iterator expandedListI =
-           expandedList.begin();
-         expandedListI != expandedList.end(); ++expandedListI) {
-      fout << "macro " << *expandedListI << std::endl;
+    for (std::string const& arg : expandedList) {
+      fout << "macro " << arg << std::endl;
     }
   }
 }
diff --git a/Source/cmGlobalMSYSMakefileGenerator.cxx b/Source/cmGlobalMSYSMakefileGenerator.cxx
index 3c24556..606febe 100644
--- a/Source/cmGlobalMSYSMakefileGenerator.cxx
+++ b/Source/cmGlobalMSYSMakefileGenerator.cxx
@@ -45,7 +45,8 @@
   std::vector<std::string> const& l, cmMakefile* mf, bool optional)
 {
   this->FindMakeProgram(mf);
-  std::string makeProgram = mf->GetRequiredDefinition("CMAKE_MAKE_PROGRAM");
+  const std::string& makeProgram =
+    mf->GetRequiredDefinition("CMAKE_MAKE_PROGRAM");
   std::vector<std::string> locations;
   std::string makeloc = cmSystemTools::GetProgramPath(makeProgram.c_str());
   locations.push_back(this->FindMinGW(makeloc));
diff --git a/Source/cmGlobalMinGWMakefileGenerator.cxx b/Source/cmGlobalMinGWMakefileGenerator.cxx
index c6d46e9..e218b4b 100644
--- a/Source/cmGlobalMinGWMakefileGenerator.cxx
+++ b/Source/cmGlobalMinGWMakefileGenerator.cxx
@@ -23,7 +23,8 @@
   std::vector<std::string> const& l, cmMakefile* mf, bool optional)
 {
   this->FindMakeProgram(mf);
-  std::string makeProgram = mf->GetRequiredDefinition("CMAKE_MAKE_PROGRAM");
+  const std::string& makeProgram =
+    mf->GetRequiredDefinition("CMAKE_MAKE_PROGRAM");
   std::vector<std::string> locations;
   locations.push_back(cmSystemTools::GetProgramPath(makeProgram));
   locations.push_back("/mingw/bin");
diff --git a/Source/cmGlobalNinjaGenerator.cxx b/Source/cmGlobalNinjaGenerator.cxx
index 6498024..ba1ace6 100644
--- a/Source/cmGlobalNinjaGenerator.cxx
+++ b/Source/cmGlobalNinjaGenerator.cxx
@@ -1640,8 +1640,7 @@
   std::string arg_dep;
   std::string arg_obj;
   std::string arg_ddi;
-  for (std::vector<std::string>::const_iterator a = argBeg; a != argEnd; ++a) {
-    std::string const& arg = *a;
+  for (std::string const& arg : cmMakeRange(argBeg, argEnd)) {
     if (cmHasLiteralPrefix(arg, "--tdi=")) {
       arg_tdi = arg.substr(6);
     } else if (cmHasLiteralPrefix(arg, "--pp=")) {
diff --git a/Source/cmGlobalVisualStudio10Generator.cxx b/Source/cmGlobalVisualStudio10Generator.cxx
index 07656ed..7284f0b 100644
--- a/Source/cmGlobalVisualStudio10Generator.cxx
+++ b/Source/cmGlobalVisualStudio10Generator.cxx
@@ -913,10 +913,11 @@
     if (parser.ParseFile(slnFile, slnData,
                          cmVisualStudioSlnParser::DataGroupProjects)) {
       std::vector<cmSlnProjectEntry> slnProjects = slnData.GetProjects();
-      for (std::vector<cmSlnProjectEntry>::const_iterator i =
-             slnProjects.cbegin();
-           !useDevEnv && i != slnProjects.cend(); ++i) {
-        std::string proj = i->GetRelativePath();
+      for (cmSlnProjectEntry const& project : slnProjects) {
+        if (useDevEnv) {
+          break;
+        }
+        std::string proj = project.GetRelativePath();
         if (proj.size() > 7 && proj.substr(proj.size() - 7) == ".vfproj") {
           useDevEnv = true;
         }
@@ -1136,6 +1137,8 @@
           value |= cmIDEFlagTable::CaseInsensitive;
         } else if (s == "SpaceAppendable") {
           value |= cmIDEFlagTable::SpaceAppendable;
+        } else if (s == "CommaAppendable") {
+          value |= cmIDEFlagTable::CommaAppendable;
         }
       }
     }
diff --git a/Source/cmGlobalXCodeGenerator.cxx b/Source/cmGlobalXCodeGenerator.cxx
index 16f8a0e..51c001e 100644
--- a/Source/cmGlobalXCodeGenerator.cxx
+++ b/Source/cmGlobalXCodeGenerator.cxx
@@ -2254,6 +2254,22 @@
     debugStr = "NO";
   }
 
+  // extract C++ stdlib
+  for (auto const& language : languages) {
+    if (language != "CXX") {
+      continue;
+    }
+    std::string& flags = cflags[language];
+
+    auto stdlib =
+      this->ExtractFlagRegex("(^| )(-stdlib=[^ ]+)( |$)", 2, flags);
+    if (stdlib.size() > 8) {
+      const auto cxxLibrary = stdlib.substr(8);
+      buildSettings->AddAttribute("CLANG_CXX_LIBRARY",
+                                  this->CreateString(cxxLibrary));
+    }
+  }
+
   buildSettings->AddAttribute("COMBINE_HIDPI_IMAGES",
                               this->CreateString("YES"));
   buildSettings->AddAttribute("GCC_GENERATE_DEBUGGING_SYMBOLS",
diff --git a/Source/cmIDEFlagTable.h b/Source/cmIDEFlagTable.h
index 28d5d53..ff93432 100644
--- a/Source/cmIDEFlagTable.h
+++ b/Source/cmIDEFlagTable.h
@@ -29,6 +29,9 @@
     SpaceAppendable = (1 << 7),     // a flag that if specified multiple times
                                     // should have its value appended to the
                                     // old value with spaces
+    CommaAppendable = (1 << 8),     // a flag that if specified multiple times
+                                    // should have its value appended to the
+                                    // old value with commas (e.g. C# /nowarn
 
     UserValueIgnored = UserValue | UserIgnored,
     UserValueRequired = UserValue | UserRequired
diff --git a/Source/cmIDEOptions.cxx b/Source/cmIDEOptions.cxx
index ee0c782..ea67d45 100644
--- a/Source/cmIDEOptions.cxx
+++ b/Source/cmIDEOptions.cxx
@@ -148,6 +148,8 @@
     this->FlagMap[entry->IDEName].push_back(new_value);
   } else if (entry->special & cmIDEFlagTable::SpaceAppendable) {
     this->FlagMap[entry->IDEName].append_with_space(new_value);
+  } else if (entry->special & cmIDEFlagTable::CommaAppendable) {
+    this->FlagMap[entry->IDEName].append_with_comma(new_value);
   } else {
     // Use the user-specified value.
     this->FlagMap[entry->IDEName] = new_value;
diff --git a/Source/cmIDEOptions.h b/Source/cmIDEOptions.h
index a4e5757..4a43073 100644
--- a/Source/cmIDEOptions.h
+++ b/Source/cmIDEOptions.h
@@ -65,12 +65,22 @@
       this->derived::operator=(r);
       return *this;
     }
+    FlagValue& append_with_comma(std::string const& r)
+    {
+      return append_with_separator(r, ',');
+    }
     FlagValue& append_with_space(std::string const& r)
     {
+      return append_with_separator(r, ' ');
+    }
+
+  private:
+    FlagValue& append_with_separator(std::string const& r, char separator)
+    {
       this->resize(1);
       std::string& l = this->operator[](0);
       if (!l.empty()) {
-        l += " ";
+        l += separator;
       }
       l += r;
       return *this;
diff --git a/Source/cmInstallCommandArguments.cxx b/Source/cmInstallCommandArguments.cxx
index 155f055..647c786 100644
--- a/Source/cmInstallCommandArguments.cxx
+++ b/Source/cmInstallCommandArguments.cxx
@@ -2,6 +2,7 @@
    file Copyright.txt or https://cmake.org/licensing for details.  */
 #include "cmInstallCommandArguments.h"
 
+#include "cmAlgorithms.h"
 #include "cmSystemTools.h"
 
 #include <utility>
@@ -220,10 +221,7 @@
   if (args->empty()) {
     return;
   }
-  std::vector<std::string>::const_iterator it = args->begin();
-  ++it;
-  for (; it != args->end(); ++it) {
-    std::string dir = *it;
+  for (std::string dir : cmMakeRange(*args).advance(1)) {
     cmSystemTools::ConvertToUnixSlashes(dir);
     this->IncludeDirs.push_back(std::move(dir));
   }
diff --git a/Source/cmInstallDirectoryGenerator.cxx b/Source/cmInstallDirectoryGenerator.cxx
index a88c7af..62ce9f2 100644
--- a/Source/cmInstallDirectoryGenerator.cxx
+++ b/Source/cmInstallDirectoryGenerator.cxx
@@ -31,10 +31,12 @@
   }
 
   // We need per-config actions if any directories have generator expressions.
-  for (std::vector<std::string>::const_iterator i = dirs.begin();
-       !this->ActionsPerConfig && i != dirs.end(); ++i) {
-    if (cmGeneratorExpression::Find(*i) != std::string::npos) {
-      this->ActionsPerConfig = true;
+  if (!this->ActionsPerConfig) {
+    for (std::string const& dir : dirs) {
+      if (cmGeneratorExpression::Find(dir) != std::string::npos) {
+        this->ActionsPerConfig = true;
+        break;
+      }
     }
   }
 }
diff --git a/Source/cmInstallExportAndroidMKGenerator.cxx b/Source/cmInstallExportAndroidMKGenerator.cxx
index 85b7021..186b9df 100644
--- a/Source/cmInstallExportAndroidMKGenerator.cxx
+++ b/Source/cmInstallExportAndroidMKGenerator.cxx
@@ -67,10 +67,8 @@
       this->EFGen->AddConfiguration("");
     }
   } else {
-    for (std::vector<std::string>::const_iterator ci =
-           this->ConfigurationTypes->begin();
-         ci != this->ConfigurationTypes->end(); ++ci) {
-      this->EFGen->AddConfiguration(*ci);
+    for (std::string const& config : this->ConfigurationTypes) {
+      this->EFGen->AddConfiguration(config);
     }
   }
   this->EFGen->GenerateImportFile();
@@ -88,11 +86,9 @@
   // Now create a configuration-specific install rule for the import
   // file of each configuration.
   std::vector<std::string> files;
-  for (std::map<std::string, std::string>::const_iterator i =
-         this->EFGen->GetConfigImportFiles().begin();
-       i != this->EFGen->GetConfigImportFiles().end(); ++i) {
-    files.push_back(i->second);
-    std::string config_test = this->CreateConfigTest(i->first);
+  for (auto const& pair : this->EFGen->GetConfigImportFiles()) {
+    files.push_back(pair.second);
+    std::string config_test = this->CreateConfigTest(pair.first);
     os << indent << "if(" << config_test << ")\n";
     this->AddInstallRule(os, this->Destination, cmInstallType_FILES, files,
                          false, this->FilePermissions.c_str(), nullptr,
diff --git a/Source/cmInstallFilesCommand.cxx b/Source/cmInstallFilesCommand.cxx
index 4dde18f..1b72ce6 100644
--- a/Source/cmInstallFilesCommand.cxx
+++ b/Source/cmInstallFilesCommand.cxx
@@ -2,6 +2,7 @@
    file Copyright.txt or https://cmake.org/licensing for details.  */
 #include "cmInstallFilesCommand.h"
 
+#include "cmAlgorithms.h"
 #include "cmGeneratorExpression.h"
 #include "cmGlobalGenerator.h"
 #include "cmInstallFilesGenerator.h"
@@ -27,10 +28,9 @@
 
   if ((args.size() > 1) && (args[1] == "FILES")) {
     this->IsFilesForm = true;
-    for (std::vector<std::string>::const_iterator s = args.begin() + 2;
-         s != args.end(); ++s) {
+    for (std::string const& arg : cmMakeRange(args).advance(2)) {
       // Find the source location for each file listed.
-      this->Files.push_back(this->FindInstallSource(s->c_str()));
+      this->Files.push_back(this->FindInstallSource(arg.c_str()));
     }
     this->CreateInstallGenerator();
   } else {
diff --git a/Source/cmInstallFilesGenerator.cxx b/Source/cmInstallFilesGenerator.cxx
index 07094cb..9eb8ad4 100644
--- a/Source/cmInstallFilesGenerator.cxx
+++ b/Source/cmInstallFilesGenerator.cxx
@@ -29,11 +29,13 @@
     this->ActionsPerConfig = true;
   }
 
-  // We need per-config actions if any files have generator expressions.
-  for (std::vector<std::string>::const_iterator i = files.begin();
-       !this->ActionsPerConfig && i != files.end(); ++i) {
-    if (cmGeneratorExpression::Find(*i) != std::string::npos) {
-      this->ActionsPerConfig = true;
+  // We need per-config actions if any directories have generator expressions.
+  if (!this->ActionsPerConfig) {
+    for (std::string const& file : files) {
+      if (cmGeneratorExpression::Find(file) != std::string::npos) {
+        this->ActionsPerConfig = true;
+        break;
+      }
     }
   }
 }
diff --git a/Source/cmInstallGenerator.cxx b/Source/cmInstallGenerator.cxx
index d139190..bb4eb3e 100644
--- a/Source/cmInstallGenerator.cxx
+++ b/Source/cmInstallGenerator.cxx
@@ -69,17 +69,18 @@
   if (cmSystemTools::FileIsFullPath(dest)) {
     os << "list(APPEND CMAKE_ABSOLUTE_DESTINATION_FILES\n";
     os << indent << " \"";
-    for (std::vector<std::string>::const_iterator fi = files.begin();
-         fi != files.end(); ++fi) {
-      if (fi != files.begin()) {
+    bool firstIteration = true;
+    for (std::string const& file : files) {
+      if (!firstIteration) {
         os << ";";
       }
       os << dest << "/";
       if (rename && *rename) {
         os << rename;
       } else {
-        os << cmSystemTools::GetFilenameName(*fi);
+        os << cmSystemTools::GetFilenameName(file);
       }
+      firstIteration = false;
     }
     os << "\")\n";
     os << indent << "if(CMAKE_WARN_ON_ABSOLUTE_INSTALL_DESTINATION)\n";
diff --git a/Source/cmInstallTargetGenerator.cxx b/Source/cmInstallTargetGenerator.cxx
index 59701a1..5cee9d3 100644
--- a/Source/cmInstallTargetGenerator.cxx
+++ b/Source/cmInstallTargetGenerator.cxx
@@ -825,7 +825,7 @@
     return;
   }
 
-  std::string ranlib =
+  const std::string& ranlib =
     this->Target->Target->GetMakefile()->GetRequiredDefinition("CMAKE_RANLIB");
   if (ranlib.empty()) {
     return;
diff --git a/Source/cmLocalGenerator.cxx b/Source/cmLocalGenerator.cxx
index 252aa4c..ba3c574 100644
--- a/Source/cmLocalGenerator.cxx
+++ b/Source/cmLocalGenerator.cxx
@@ -1364,9 +1364,9 @@
 
   std::string linkLanguage = cli.GetLinkLanguage();
 
-  std::string libPathFlag =
+  const std::string& libPathFlag =
     this->Makefile->GetRequiredDefinition("CMAKE_LIBRARY_PATH_FLAG");
-  std::string libPathTerminator =
+  const std::string& libPathTerminator =
     this->Makefile->GetSafeDefinition("CMAKE_LIBRARY_PATH_TERMINATOR");
 
   // Add standard libraries for this language.
@@ -2223,11 +2223,8 @@
       dflag = df;
     }
   }
-
-  std::set<std::string>::const_iterator defineIt = defines.begin();
-  const std::set<std::string>::const_iterator defineEnd = defines.end();
   const char* itemSeparator = definesString.empty() ? "" : " ";
-  for (; defineIt != defineEnd; ++defineIt) {
+  for (std::string const& define : defines) {
     // Append the definition with proper escaping.
     std::string def = dflag;
     if (this->GetState()->UseWatcomWMake()) {
@@ -2241,7 +2238,7 @@
       // command line without any escapes.  However we still have to
       // get the '$' and '#' characters through WMake as '$$' and
       // '$#'.
-      for (const char* c = defineIt->c_str(); *c; ++c) {
+      for (const char* c = define.c_str(); *c; ++c) {
         if (*c == '$' || *c == '#') {
           def += '$';
         }
@@ -2250,11 +2247,11 @@
     } else {
       // Make the definition appear properly on the command line.  Use
       // -DNAME="value" instead of -D"NAME=value" for historical reasons.
-      std::string::size_type eq = defineIt->find("=");
-      def += defineIt->substr(0, eq);
+      std::string::size_type eq = define.find('=');
+      def += define.substr(0, eq);
       if (eq != std::string::npos) {
         def += "=";
-        def += this->EscapeForShell(defineIt->c_str() + eq + 1, true);
+        def += this->EscapeForShell(define.c_str() + eq + 1, true);
       }
     }
     definesString += itemSeparator;
diff --git a/Source/cmLocalNinjaGenerator.cxx b/Source/cmLocalNinjaGenerator.cxx
index c0afc25..4dc04d5 100644
--- a/Source/cmLocalNinjaGenerator.cxx
+++ b/Source/cmLocalNinjaGenerator.cxx
@@ -466,10 +466,12 @@
   cmNinjaDeps ninjaOutputs(outputs.size() + byproducts.size()), ninjaDeps;
 
   bool symbolic = false;
-  for (std::vector<std::string>::const_iterator o = outputs.begin();
-       !symbolic && o != outputs.end(); ++o) {
-    if (cmSourceFile* sf = this->Makefile->GetSource(*o)) {
+  for (std::string const& output : outputs) {
+    if (cmSourceFile* sf = this->Makefile->GetSource(output)) {
       symbolic = sf->GetPropertyAsBool("SYMBOLIC");
+      if (symbolic) {
+        break;
+      }
     }
   }
 
diff --git a/Source/cmLocalVisualStudio7Generator.cxx b/Source/cmLocalVisualStudio7Generator.cxx
index 7019552..b809be4 100644
--- a/Source/cmLocalVisualStudio7Generator.cxx
+++ b/Source/cmLocalVisualStudio7Generator.cxx
@@ -293,9 +293,8 @@
   const std::string& libName, cmGeneratorTarget* target)
 {
   fout << "\t<Configurations>\n";
-  for (std::vector<std::string>::const_iterator i = configs.begin();
-       i != configs.end(); ++i) {
-    this->WriteConfiguration(fout, i->c_str(), libName, target);
+  for (std::string const& config : configs) {
+    this->WriteConfiguration(fout, config.c_str(), libName, target);
   }
   fout << "\t</Configurations>\n";
 }
@@ -569,9 +568,8 @@
   void Finish() { this->Stream << (this->First ? "" : "\"") << "/>\n"; }
   void Write(std::vector<cmCustomCommand> const& ccs)
   {
-    for (std::vector<cmCustomCommand>::const_iterator ci = ccs.begin();
-         ci != ccs.end(); ++ci) {
-      this->Write(*ci);
+    for (cmCustomCommand const& command : ccs) {
+      this->Write(command);
     }
   }
   void Write(cmCustomCommand const& cc)
@@ -897,10 +895,8 @@
     target->GetManifests(manifest_srcs, configName);
     if (!manifest_srcs.empty()) {
       fout << "\n\t\t\t\tAdditionalManifestFiles=\"";
-      for (std::vector<cmSourceFile const*>::const_iterator mi =
-             manifest_srcs.begin();
-           mi != manifest_srcs.end(); ++mi) {
-        std::string m = (*mi)->GetFullPath();
+      for (cmSourceFile const* manifest : manifest_srcs) {
+        std::string m = manifest->GetFullPath();
         fout << this->ConvertToXMLOutputPath(m.c_str()) << ";";
       }
       fout << "\"";
@@ -931,7 +927,7 @@
   std::string extraLinkOptionsBuildTypeDef =
     rootLinkerFlags + "_" + configTypeUpper;
 
-  std::string extraLinkOptionsBuildType =
+  const std::string& extraLinkOptionsBuildType =
     this->Makefile->GetRequiredDefinition(extraLinkOptionsBuildTypeDef);
 
   return extraLinkOptionsBuildType;
@@ -947,21 +943,18 @@
   std::string extraLinkOptions;
   if (target->GetType() == cmStateEnums::EXECUTABLE) {
     extraLinkOptions =
-      this->Makefile->GetRequiredDefinition("CMAKE_EXE_LINKER_FLAGS") +
-      std::string(" ") +
+      this->Makefile->GetRequiredDefinition("CMAKE_EXE_LINKER_FLAGS") + " " +
       GetBuildTypeLinkerFlags("CMAKE_EXE_LINKER_FLAGS", configName);
   }
   if (target->GetType() == cmStateEnums::SHARED_LIBRARY) {
     extraLinkOptions =
       this->Makefile->GetRequiredDefinition("CMAKE_SHARED_LINKER_FLAGS") +
-      std::string(" ") +
-      GetBuildTypeLinkerFlags("CMAKE_SHARED_LINKER_FLAGS", configName);
+      " " + GetBuildTypeLinkerFlags("CMAKE_SHARED_LINKER_FLAGS", configName);
   }
   if (target->GetType() == cmStateEnums::MODULE_LIBRARY) {
     extraLinkOptions =
       this->Makefile->GetRequiredDefinition("CMAKE_MODULE_LINKER_FLAGS") +
-      std::string(" ") +
-      GetBuildTypeLinkerFlags("CMAKE_MODULE_LINKER_FLAGS", configName);
+      " " + GetBuildTypeLinkerFlags("CMAKE_MODULE_LINKER_FLAGS", configName);
   }
 
   const char* targetLinkFlags = target->GetProperty("LINK_FLAGS");
@@ -1303,14 +1296,14 @@
 {
   cmLocalVisualStudio7Generator* lg = this->LocalGenerator;
   std::string currentBinDir = lg->GetCurrentBinaryDirectory();
-  for (ItemVector::const_iterator l = libs.begin(); l != libs.end(); ++l) {
-    if (l->IsPath) {
+  for (auto const& lib : libs) {
+    if (lib.IsPath) {
       std::string rel =
-        lg->MaybeConvertToRelativePath(currentBinDir, l->Value.c_str());
+        lg->MaybeConvertToRelativePath(currentBinDir, lib.Value.c_str());
       fout << lg->ConvertToXMLOutputPath(rel.c_str()) << " ";
-    } else if (!l->Target ||
-               l->Target->GetType() != cmStateEnums::INTERFACE_LIBRARY) {
-      fout << l->Value << " ";
+    } else if (!lib.Target ||
+               lib.Target->GetType() != cmStateEnums::INTERFACE_LIBRARY) {
+      fout << lib.Value << " ";
     }
   }
 }
@@ -1328,10 +1321,9 @@
   gt->GetExternalObjects(objs, configName);
 
   const char* sep = isep ? isep : "";
-  for (std::vector<cmSourceFile const*>::const_iterator i = objs.begin();
-       i != objs.end(); ++i) {
-    if (!(*i)->GetObjectLibrary().empty()) {
-      std::string const& objFile = (*i)->GetFullPath();
+  for (cmSourceFile const* obj : objs) {
+    if (!obj->GetObjectLibrary().empty()) {
+      std::string const& objFile = obj->GetFullPath();
       std::string rel = lg->MaybeConvertToRelativePath(currentBinDir, objFile);
       fout << sep << lg->ConvertToXMLOutputPath(rel.c_str());
       sep = " ";
@@ -1344,10 +1336,8 @@
 {
   const char* comma = "";
   std::string currentBinDir = this->GetCurrentBinaryDirectory();
-  for (std::vector<std::string>::const_iterator d = dirs.begin();
-       d != dirs.end(); ++d) {
+  for (std::string dir : dirs) {
     // Remove any trailing slash and skip empty paths.
-    std::string dir = *d;
     if (dir.back() == '/') {
       dir = dir.substr(0, dir.size() - 1);
     }
@@ -1483,9 +1473,8 @@
 
   // Compute per-source, per-config information.
   size_t ci = 0;
-  for (std::vector<std::string>::const_iterator i = configs.begin();
-       i != configs.end(); ++i, ++ci) {
-    std::string configUpper = cmSystemTools::UpperCase(*i);
+  for (std::string const& config : configs) {
+    std::string configUpper = cmSystemTools::UpperCase(config);
     cmLVS7GFileConfig fc;
 
     std::string lang =
@@ -1498,7 +1487,7 @@
       lang = sourceLang;
     }
 
-    cmGeneratorExpressionInterpreter genexInterpreter(lg, *i, gt, lang);
+    cmGeneratorExpressionInterpreter genexInterpreter(lg, config, gt, lang);
 
     bool needfc = false;
     if (!objectName.empty()) {
@@ -1564,7 +1553,7 @@
       }
     }
 
-    const std::string& linkLanguage = gt->GetLinkerLanguage(i->c_str());
+    const std::string& linkLanguage = gt->GetLinkerLanguage(config.c_str());
     // If HEADER_FILE_ONLY is set, we must suppress this generation in
     // the project file
     fc.ExcludedFromBuild = sf.GetPropertyAsBool("HEADER_FILE_ONLY") ||
@@ -1589,8 +1578,9 @@
     }
 
     if (needfc) {
-      this->FileConfigMap[*i] = fc;
+      this->FileConfigMap[config] = fc;
     }
+    ++ci;
   }
 }
 
@@ -1654,16 +1644,14 @@
   }
 
   // Loop through each source in the source group.
-  for (std::vector<const cmSourceFile*>::const_iterator sf =
-         sourceFiles.begin();
-       sf != sourceFiles.end(); ++sf) {
-    std::string source = (*sf)->GetFullPath();
+  for (const cmSourceFile* sf : sourceFiles) {
+    std::string source = sf->GetFullPath();
 
     if (source != libName || target->GetType() == cmStateEnums::UTILITY ||
         target->GetType() == cmStateEnums::GLOBAL_TARGET) {
       // Look up the source kind and configs.
       std::map<cmSourceFile const*, size_t>::const_iterator map_it =
-        sources.Index.find(*sf);
+        sources.Index.find(sf);
       // The map entry must exist because we populated it earlier.
       assert(map_it != sources.Index.end());
       cmGeneratorTarget::AllConfigSource const& acs =
@@ -1676,7 +1664,7 @@
       // Tell MS-Dev what the source is.  If the compiler knows how to
       // build it, then it will.
       fout << "\t\t\t\tRelativePath=\"" << d << "\">\n";
-      if (cmCustomCommand const* command = (*sf)->GetCustomCommand()) {
+      if (cmCustomCommand const* command = sf->GetCustomCommand()) {
         this->WriteCustomRule(fout, configs, source.c_str(), *command, fcinfo);
       } else if (!fcinfo.FileConfigMap.empty()) {
         const char* aCompilerTool = "VCCLCompilerTool";
@@ -1684,8 +1672,8 @@
         if (this->FortranProject) {
           aCompilerTool = "VFFortranCompilerTool";
         }
-        std::string const& lang = (*sf)->GetLanguage();
-        std::string ext = (*sf)->GetExtension();
+        std::string const& lang = sf->GetLanguage();
+        std::string ext = sf->GetExtension();
         ext = cmSystemTools::LowerCase(ext);
         if (ext == "idl") {
           aCompilerTool = "VCMIDLTool";
@@ -1713,12 +1701,10 @@
         if (acs.Kind == cmGeneratorTarget::SourceKindExternalObject) {
           aCompilerTool = "VCCustomBuildTool";
         }
-        for (std::map<std::string, cmLVS7GFileConfig>::const_iterator fci =
-               fcinfo.FileConfigMap.begin();
-             fci != fcinfo.FileConfigMap.end(); ++fci) {
-          cmLVS7GFileConfig const& fc = fci->second;
+        for (auto const& fci : fcinfo.FileConfigMap) {
+          cmLVS7GFileConfig const& fc = fci.second;
           fout << "\t\t\t\t<FileConfiguration\n"
-               << "\t\t\t\t\tName=\"" << fci->first << "|"
+               << "\t\t\t\t\tName=\"" << fci.first << "|"
                << gg->GetPlatformName() << "\"";
           if (fc.ExcludedFromBuild) {
             fout << " ExcludedFromBuild=\"true\"";
@@ -1741,7 +1727,7 @@
             fileOptions.AddDefines(fc.CompileDefsConfig);
             // validate source level include directories
             std::vector<std::string> includes;
-            this->AppendIncludeDirectories(includes, fc.IncludeDirs, **sf);
+            this->AppendIncludeDirectories(includes, fc.IncludeDirs, *sf);
             fileOptions.AddIncludes(includes);
             fileOptions.OutputFlagMap(fout, 5);
             fileOptions.OutputAdditionalIncludeDirectories(
@@ -1794,12 +1780,11 @@
   if (this->FortranProject) {
     customTool = "VFCustomBuildTool";
   }
-  for (std::vector<std::string>::const_iterator i = configs.begin();
-       i != configs.end(); ++i) {
-    cmCustomCommandGenerator ccg(command, *i, this);
-    cmLVS7GFileConfig const& fc = fcinfo.FileConfigMap[*i];
+  for (std::string const& config : configs) {
+    cmCustomCommandGenerator ccg(command, config, this);
+    cmLVS7GFileConfig const& fc = fcinfo.FileConfigMap[config];
     fout << "\t\t\t\t<FileConfiguration\n";
-    fout << "\t\t\t\t\tName=\"" << *i << "|" << gg->GetPlatformName()
+    fout << "\t\t\t\t\tName=\"" << config << "|" << gg->GetPlatformName()
          << "\">\n";
     if (!fc.CompileFlags.empty()) {
       fout << "\t\t\t\t\t<Tool\n"
@@ -1811,7 +1796,7 @@
     std::string comment = this->ConstructComment(ccg);
     std::string script = this->ConstructScript(ccg);
     if (this->FortranProject) {
-      cmSystemTools::ReplaceString(script, "$(Configuration)", i->c_str());
+      cmSystemTools::ReplaceString(script, "$(Configuration)", config.c_str());
     }
     /* clang-format off */
     fout << "\t\t\t\t\t<Tool\n"
@@ -1832,12 +1817,10 @@
       fout << this->ConvertToXMLOutputPath(source);
     } else {
       // Write out the dependencies for the rule.
-      for (std::vector<std::string>::const_iterator d =
-             ccg.GetDepends().begin();
-           d != ccg.GetDepends().end(); ++d) {
+      for (std::string const& d : ccg.GetDepends()) {
         // Get the real name of the dependency in case it is a CMake target.
         std::string dep;
-        if (this->GetRealDependency(d->c_str(), i->c_str(), dep)) {
+        if (this->GetRealDependency(d.c_str(), config.c_str(), dep)) {
           fout << this->ConvertToXMLOutputPath(dep.c_str()) << ";";
         }
       }
@@ -1849,10 +1832,8 @@
     } else {
       // Write a rule for the output generated by this command.
       const char* sep = "";
-      for (std::vector<std::string>::const_iterator o =
-             ccg.GetOutputs().begin();
-           o != ccg.GetOutputs().end(); ++o) {
-        fout << sep << this->ConvertToXMLOutputPathSingle(o->c_str());
+      for (std::string const& output : ccg.GetOutputs()) {
+        fout << sep << this->ConvertToXMLOutputPathSingle(output.c_str());
         sep = ";";
       }
     }
@@ -2063,16 +2044,14 @@
 {
   fout << "\t<Globals>\n";
 
-  std::vector<std::string> const& props = target->GetPropertyKeys();
-  for (std::vector<std::string>::const_iterator i = props.begin();
-       i != props.end(); ++i) {
-    if (i->find("VS_GLOBAL_") == 0) {
-      std::string name = i->substr(10);
+  for (std::string const& key : target->GetPropertyKeys()) {
+    if (key.find("VS_GLOBAL_") == 0) {
+      std::string name = key.substr(10);
       if (!name.empty()) {
         /* clang-format off */
         fout << "\t\t<Global\n"
              << "\t\t\tName=\"" << name << "\"\n"
-             << "\t\t\tValue=\"" << target->GetProperty(*i) << "\"\n"
+             << "\t\t\tValue=\"" << target->GetProperty(key) << "\"\n"
              << "\t\t/>\n";
         /* clang-format on */
       }
diff --git a/Source/cmMakefile.cxx b/Source/cmMakefile.cxx
index ab139c0..f246da2 100644
--- a/Source/cmMakefile.cxx
+++ b/Source/cmMakefile.cxx
@@ -292,13 +292,14 @@
   std::string const& only_filename = cmSystemTools::GetFilenameName(full_path);
   bool trace = trace_only_this_files.empty();
   if (!trace) {
-    for (std::vector<std::string>::const_iterator i =
-           trace_only_this_files.begin();
-         !trace && i != trace_only_this_files.end(); ++i) {
-      std::string::size_type const pos = full_path.rfind(*i);
+    for (std::string const& file : trace_only_this_files) {
+      std::string::size_type const pos = full_path.rfind(file);
       trace = (pos != std::string::npos) &&
-        ((pos + i->size()) == full_path.size()) &&
-        (only_filename == cmSystemTools::GetFilenameName(*i));
+        ((pos + file.size()) == full_path.size()) &&
+        (only_filename == cmSystemTools::GetFilenameName(file));
+      if (trace) {
+        break;
+      }
     }
     // Do nothing if current file wasn't requested for trace...
     if (!trace) {
@@ -1848,10 +1849,8 @@
   if (!this->WarnUnused) {
     return;
   }
-  const std::vector<std::string>& unused = this->StateSnapshot.UnusedKeys();
-  std::vector<std::string>::const_iterator it = unused.begin();
-  for (; it != unused.end(); ++it) {
-    this->LogUnused("out of scope", *it);
+  for (const std::string& key : this->StateSnapshot.UnusedKeys()) {
+    this->LogUnused("out of scope", key);
   }
 }
 
@@ -1985,7 +1984,9 @@
   // over changes in CMakeLists.txt, making the information stale and
   // hence useless.
   target->ClearDependencyInformation(*this);
-  if (excludeFromAll || this->GetPropertyAsBool("EXCLUDE_FROM_ALL")) {
+  if (excludeFromAll ||
+      (type != cmStateEnums::INTERFACE_LIBRARY &&
+       this->GetPropertyAsBool("EXCLUDE_FROM_ALL"))) {
     target->SetProperty("EXCLUDE_FROM_ALL", "TRUE");
   }
   target->AddSources(srcs);
@@ -2193,7 +2194,7 @@
   }
 
   // Shouldn't get here, but just in case, return the default group.
-  return &groups.front();
+  return groups.data();
 }
 #endif
 
@@ -2425,16 +2426,18 @@
     cmSystemTools::SameFile(fileName, this->GetHomeOutputDirectory());
 }
 
-std::string cmMakefile::GetRequiredDefinition(const std::string& name) const
+const std::string& cmMakefile::GetRequiredDefinition(
+  const std::string& name) const
 {
-  const char* ret = this->GetDefinition(name);
-  if (!ret) {
+  static std::string const empty;
+  const std::string* def = GetDef(name);
+  if (!def) {
     cmSystemTools::Error("Error required internal CMake variable not "
                          "set, cmake may not be built correctly.\n",
                          "Missing variable is:\n", name.c_str());
-    return std::string();
+    return empty;
   }
-  return std::string(ret);
+  return *def;
 }
 
 bool cmMakefile::IsDefinitionSet(const std::string& name) const
@@ -3055,10 +3058,8 @@
 
   // loop over all function blockers to see if any block this command
   // evaluate in reverse, this is critical for balanced IF statements etc
-  std::vector<cmFunctionBlocker*>::reverse_iterator pos;
-  for (pos = this->FunctionBlockers.rbegin();
-       pos != this->FunctionBlockers.rend(); ++pos) {
-    if ((*pos)->IsFunctionBlocked(lff, *this, status)) {
+  for (cmFunctionBlocker* pos : cmReverseRange(this->FunctionBlockers)) {
+    if (pos->IsFunctionBlocked(lff, *this, status)) {
       return true;
     }
   }
diff --git a/Source/cmMakefile.h b/Source/cmMakefile.h
index 70a5689..fce90f2 100644
--- a/Source/cmMakefile.h
+++ b/Source/cmMakefile.h
@@ -436,7 +436,7 @@
   const char* GetDefinition(const std::string&) const;
   const std::string* GetDef(const std::string&) const;
   const std::string& GetSafeDefinition(const std::string&) const;
-  std::string GetRequiredDefinition(const std::string& name) const;
+  const std::string& GetRequiredDefinition(const std::string& name) const;
   bool IsDefinitionSet(const std::string&) const;
   /**
    * Get the list of all variables in the current space. If argument
diff --git a/Source/cmMakefileTargetGenerator.cxx b/Source/cmMakefileTargetGenerator.cxx
index af34169..cb595fd 100644
--- a/Source/cmMakefileTargetGenerator.cxx
+++ b/Source/cmMakefileTargetGenerator.cxx
@@ -654,19 +654,20 @@
       std::string cmdVar;
       if (this->GeneratorTarget->GetPropertyAsBool(
             "CUDA_SEPARABLE_COMPILATION")) {
-        cmdVar = std::string("CMAKE_CUDA_COMPILE_SEPARABLE_COMPILATION");
+        cmdVar = "CMAKE_CUDA_COMPILE_SEPARABLE_COMPILATION";
       } else if (this->GeneratorTarget->GetPropertyAsBool(
                    "CUDA_PTX_COMPILATION")) {
-        cmdVar = std::string("CMAKE_CUDA_COMPILE_PTX_COMPILATION");
+        cmdVar = "CMAKE_CUDA_COMPILE_PTX_COMPILATION";
       } else {
-        cmdVar = std::string("CMAKE_CUDA_COMPILE_WHOLE_COMPILATION");
+        cmdVar = "CMAKE_CUDA_COMPILE_WHOLE_COMPILATION";
       }
-      std::string compileRule = this->Makefile->GetRequiredDefinition(cmdVar);
+      const std::string& compileRule =
+        this->Makefile->GetRequiredDefinition(cmdVar);
       cmSystemTools::ExpandListArgument(compileRule, compileCommands);
     } else {
-      const std::string cmdVar =
-        std::string("CMAKE_") + lang + "_COMPILE_OBJECT";
-      std::string compileRule = this->Makefile->GetRequiredDefinition(cmdVar);
+      const std::string cmdVar = "CMAKE_" + lang + "_COMPILE_OBJECT";
+      const std::string& compileRule =
+        this->Makefile->GetRequiredDefinition(cmdVar);
       cmSystemTools::ExpandListArgument(compileRule, compileCommands);
     }
 
@@ -974,18 +975,17 @@
   // For multiple outputs, make the extra ones depend on the first one.
   std::vector<std::string> const output_depends(1, outputs[0]);
   std::string binDir = this->LocalGenerator->GetBinaryDirectory();
-  for (std::vector<std::string>::const_iterator o = outputs.begin() + 1;
-       o != outputs.end(); ++o) {
+  for (std::string const& output : cmMakeRange(outputs).advance(1)) {
     // Touch the extra output so "make" knows that it was updated,
     // but only if the output was actually created.
     std::string const out = this->LocalGenerator->ConvertToOutputFormat(
-      this->LocalGenerator->MaybeConvertToRelativePath(binDir, *o),
+      this->LocalGenerator->MaybeConvertToRelativePath(binDir, output),
       cmOutputConverter::SHELL);
     std::vector<std::string> output_commands;
 
     bool o_symbolic = false;
     if (need_symbolic) {
-      if (cmSourceFile* sf = this->Makefile->GetSource(*o)) {
+      if (cmSourceFile* sf = this->Makefile->GetSource(output)) {
         o_symbolic = sf->GetPropertyAsBool("SYMBOLIC");
       }
     }
@@ -994,13 +994,13 @@
     if (!o_symbolic) {
       output_commands.push_back("@$(CMAKE_COMMAND) -E touch_nocreate " + out);
     }
-    this->LocalGenerator->WriteMakeRule(os, nullptr, *o, output_depends,
+    this->LocalGenerator->WriteMakeRule(os, nullptr, output, output_depends,
                                         output_commands, o_symbolic, in_help);
 
     if (!o_symbolic) {
       // At build time, remove the first output if this one does not exist
       // so that "make" will rerun the real commands that create this one.
-      MultipleOutputPairsType::value_type p(*o, outputs[0]);
+      MultipleOutputPairsType::value_type p(output, outputs[0]);
       this->MultipleOutputPairs.insert(p);
     }
   }
diff --git a/Source/cmNinjaTargetGenerator.cxx b/Source/cmNinjaTargetGenerator.cxx
index 5d76dc2..b525dac 100644
--- a/Source/cmNinjaTargetGenerator.cxx
+++ b/Source/cmNinjaTargetGenerator.cxx
@@ -493,7 +493,7 @@
   if (explicitPP) {
     // Lookup the explicit preprocessing rule.
     std::string const ppVar = "CMAKE_" + lang + "_PREPROCESS_SOURCE";
-    std::string const ppCmd =
+    std::string const& ppCmd =
       this->GetMakefile()->GetRequiredDefinition(ppVar);
 
     // Explicit preprocessing always uses a depfile.
@@ -671,19 +671,18 @@
     std::string cmdVar;
     if (this->GeneratorTarget->GetPropertyAsBool(
           "CUDA_SEPARABLE_COMPILATION")) {
-      cmdVar = std::string("CMAKE_CUDA_COMPILE_SEPARABLE_COMPILATION");
+      cmdVar = "CMAKE_CUDA_COMPILE_SEPARABLE_COMPILATION";
     } else if (this->GeneratorTarget->GetPropertyAsBool(
                  "CUDA_PTX_COMPILATION")) {
-      cmdVar = std::string("CMAKE_CUDA_COMPILE_PTX_COMPILATION");
+      cmdVar = "CMAKE_CUDA_COMPILE_PTX_COMPILATION";
     } else {
-      cmdVar = std::string("CMAKE_CUDA_COMPILE_WHOLE_COMPILATION");
+      cmdVar = "CMAKE_CUDA_COMPILE_WHOLE_COMPILATION";
     }
-    std::string compileCmd = mf->GetRequiredDefinition(cmdVar);
+    const std::string& compileCmd = mf->GetRequiredDefinition(cmdVar);
     cmSystemTools::ExpandListArgument(compileCmd, compileCmds);
   } else {
-    const std::string cmdVar =
-      std::string("CMAKE_") + lang + "_COMPILE_OBJECT";
-    std::string compileCmd = mf->GetRequiredDefinition(cmdVar);
+    const std::string cmdVar = "CMAKE_" + lang + "_COMPILE_OBJECT";
+    const std::string& compileCmd = mf->GetRequiredDefinition(cmdVar);
     cmSystemTools::ExpandListArgument(compileCmd, compileCmds);
   }
 
@@ -1213,20 +1212,19 @@
     std::string cmdVar;
     if (this->GeneratorTarget->GetPropertyAsBool(
           "CUDA_SEPARABLE_COMPILATION")) {
-      cmdVar = std::string("CMAKE_CUDA_COMPILE_SEPARABLE_COMPILATION");
+      cmdVar = "CMAKE_CUDA_COMPILE_SEPARABLE_COMPILATION";
     } else if (this->GeneratorTarget->GetPropertyAsBool(
                  "CUDA_PTX_COMPILATION")) {
-      cmdVar = std::string("CMAKE_CUDA_COMPILE_PTX_COMPILATION");
+      cmdVar = "CMAKE_CUDA_COMPILE_PTX_COMPILATION";
     } else {
-      cmdVar = std::string("CMAKE_CUDA_COMPILE_WHOLE_COMPILATION");
+      cmdVar = "CMAKE_CUDA_COMPILE_WHOLE_COMPILATION";
     }
-    std::string compileCmd =
+    const std::string& compileCmd =
       this->GetMakefile()->GetRequiredDefinition(cmdVar);
     cmSystemTools::ExpandListArgument(compileCmd, compileCmds);
   } else {
-    const std::string cmdVar =
-      std::string("CMAKE_") + language + "_COMPILE_OBJECT";
-    std::string compileCmd =
+    const std::string cmdVar = "CMAKE_" + language + "_COMPILE_OBJECT";
+    const std::string& compileCmd =
       this->GetMakefile()->GetRequiredDefinition(cmdVar);
     cmSystemTools::ExpandListArgument(compileCmd, compileCmds);
   }
diff --git a/Source/cmParseArgumentsCommand.cxx b/Source/cmParseArgumentsCommand.cxx
index 796974c..6231aab 100644
--- a/Source/cmParseArgumentsCommand.cxx
+++ b/Source/cmParseArgumentsCommand.cxx
@@ -14,7 +14,7 @@
 
 class cmExecutionStatus;
 
-static std::string escape_arg(const std::string& arg)
+static std::string EscapeArg(const std::string& arg)
 {
   // replace ";" with "\;" so output argument lists will split correctly
   std::string escapedArg;
@@ -27,6 +27,81 @@
   return escapedArg;
 }
 
+namespace {
+enum insideValues
+{
+  NONE,
+  SINGLE,
+  MULTI
+};
+
+typedef std::map<std::string, bool> options_map;
+typedef std::map<std::string, std::string> single_map;
+typedef std::map<std::string, std::vector<std::string>> multi_map;
+typedef std::set<std::string> options_set;
+}
+
+// function to be called every time, a new key word was parsed or all
+// parameters where parsed.
+static void DetectKeywordsMissingValues(insideValues currentState,
+                                        const std::string& currentArgName,
+                                        int& argumentsFound,
+                                        options_set& keywordsMissingValues)
+{
+  if (currentState == SINGLE ||
+      (currentState == MULTI && argumentsFound == 0)) {
+    keywordsMissingValues.insert(currentArgName);
+  }
+
+  argumentsFound = 0;
+}
+
+static void PassParsedArguments(const std::string& prefix,
+                                cmMakefile& makefile,
+                                const options_map& options,
+                                const single_map& singleValArgs,
+                                const multi_map& multiValArgs,
+                                const std::vector<std::string>& unparsed,
+                                const options_set& keywordsMissingValues)
+{
+  for (auto const& iter : options) {
+    makefile.AddDefinition(prefix + iter.first,
+                           iter.second ? "TRUE" : "FALSE");
+  }
+
+  for (auto const& iter : singleValArgs) {
+    if (!iter.second.empty()) {
+      makefile.AddDefinition(prefix + iter.first, iter.second.c_str());
+    } else {
+      makefile.RemoveDefinition(prefix + iter.first);
+    }
+  }
+
+  for (auto const& iter : multiValArgs) {
+    if (!iter.second.empty()) {
+      makefile.AddDefinition(prefix + iter.first,
+                             cmJoin(cmMakeRange(iter.second), ";").c_str());
+    } else {
+      makefile.RemoveDefinition(prefix + iter.first);
+    }
+  }
+
+  if (!unparsed.empty()) {
+    makefile.AddDefinition(prefix + "UNPARSED_ARGUMENTS",
+                           cmJoin(cmMakeRange(unparsed), ";").c_str());
+  } else {
+    makefile.RemoveDefinition(prefix + "UNPARSED_ARGUMENTS");
+  }
+
+  if (!keywordsMissingValues.empty()) {
+    makefile.AddDefinition(
+      prefix + "KEYWORDS_MISSING_VALUES",
+      cmJoin(cmMakeRange(keywordsMissingValues), ";").c_str());
+  } else {
+    makefile.RemoveDefinition(prefix + "KEYWORDS_MISSING_VALUES");
+  }
+}
+
 bool cmParseArgumentsCommand::InitialPass(std::vector<std::string> const& args,
                                           cmExecutionStatus&)
 {
@@ -67,9 +142,6 @@
 
   // define the result maps holding key/value pairs for
   // options, single values and multi values
-  typedef std::map<std::string, bool> options_map;
-  typedef std::map<std::string, std::string> single_map;
-  typedef std::map<std::string, std::vector<std::string>> multi_map;
   options_map options;
   single_map singleValArgs;
   multi_map multiValArgs;
@@ -114,12 +186,7 @@
     multiValArgs[iter]; // default initialize
   }
 
-  enum insideValues
-  {
-    NONE,
-    SINGLE,
-    MULTI
-  } insideValues = NONE;
+  insideValues insideValues = NONE;
   std::string currentArgName;
 
   list.clear();
@@ -155,10 +222,15 @@
     }
   }
 
+  options_set keywordsMissingValues;
+  int multiArgumentsFound = 0;
+
   // iterate over the arguments list and fill in the values where applicable
   for (std::string const& arg : list) {
     const options_map::iterator optIter = options.find(arg);
     if (optIter != options.end()) {
+      DetectKeywordsMissingValues(insideValues, currentArgName,
+                                  multiArgumentsFound, keywordsMissingValues);
       insideValues = NONE;
       optIter->second = true;
       continue;
@@ -166,6 +238,8 @@
 
     const single_map::iterator singleIter = singleValArgs.find(arg);
     if (singleIter != singleValArgs.end()) {
+      DetectKeywordsMissingValues(insideValues, currentArgName,
+                                  multiArgumentsFound, keywordsMissingValues);
       insideValues = SINGLE;
       currentArgName = arg;
       continue;
@@ -173,6 +247,8 @@
 
     const multi_map::iterator multiIter = multiValArgs.find(arg);
     if (multiIter != multiValArgs.end()) {
+      DetectKeywordsMissingValues(insideValues, currentArgName,
+                                  multiArgumentsFound, keywordsMissingValues);
       insideValues = MULTI;
       currentArgName = arg;
       continue;
@@ -184,15 +260,18 @@
         insideValues = NONE;
         break;
       case MULTI:
+        ++multiArgumentsFound;
         if (parseFromArgV) {
-          multiValArgs[currentArgName].push_back(escape_arg(arg));
+          multiValArgs[currentArgName].push_back(EscapeArg(arg));
         } else {
           multiValArgs[currentArgName].push_back(arg);
         }
         break;
       default:
+        multiArgumentsFound = 0;
+
         if (parseFromArgV) {
-          unparsed.push_back(escape_arg(arg));
+          unparsed.push_back(EscapeArg(arg));
         } else {
           unparsed.push_back(arg);
         }
@@ -200,36 +279,11 @@
     }
   }
 
-  // now iterate over the collected values and update their definition
-  // within the current scope. undefine if necessary.
+  DetectKeywordsMissingValues(insideValues, currentArgName,
+                              multiArgumentsFound, keywordsMissingValues);
 
-  for (auto const& iter : options) {
-    this->Makefile->AddDefinition(prefix + iter.first,
-                                  iter.second ? "TRUE" : "FALSE");
-  }
-  for (auto const& iter : singleValArgs) {
-    if (!iter.second.empty()) {
-      this->Makefile->AddDefinition(prefix + iter.first, iter.second.c_str());
-    } else {
-      this->Makefile->RemoveDefinition(prefix + iter.first);
-    }
-  }
-
-  for (auto const& iter : multiValArgs) {
-    if (!iter.second.empty()) {
-      this->Makefile->AddDefinition(
-        prefix + iter.first, cmJoin(cmMakeRange(iter.second), ";").c_str());
-    } else {
-      this->Makefile->RemoveDefinition(prefix + iter.first);
-    }
-  }
-
-  if (!unparsed.empty()) {
-    this->Makefile->AddDefinition(prefix + "UNPARSED_ARGUMENTS",
-                                  cmJoin(cmMakeRange(unparsed), ";").c_str());
-  } else {
-    this->Makefile->RemoveDefinition(prefix + "UNPARSED_ARGUMENTS");
-  }
+  PassParsedArguments(prefix, *this->Makefile, options, singleValArgs,
+                      multiValArgs, unparsed, keywordsMissingValues);
 
   return true;
 }
diff --git a/Source/cmQTWrapCPPCommand.cxx b/Source/cmQTWrapCPPCommand.cxx
index 6acc7ef..8b42119 100644
--- a/Source/cmQTWrapCPPCommand.cxx
+++ b/Source/cmQTWrapCPPCommand.cxx
@@ -2,6 +2,7 @@
    file Copyright.txt or https://cmake.org/licensing for details.  */
 #include "cmQTWrapCPPCommand.h"
 
+#include "cmAlgorithms.h"
 #include "cmCustomCommandLines.h"
 #include "cmMakefile.h"
 #include "cmSourceFile.h"
@@ -29,13 +30,13 @@
   std::string sourceListValue = this->Makefile->GetSafeDefinition(sourceList);
 
   // Create a rule for all sources listed.
-  for (std::vector<std::string>::const_iterator j = (args.begin() + 2);
-       j != args.end(); ++j) {
-    cmSourceFile* curr = this->Makefile->GetSource(*j);
+  for (std::string const& arg : cmMakeRange(args).advance(2)) {
+    cmSourceFile* curr = this->Makefile->GetSource(arg);
     // if we should wrap the class
     if (!(curr && curr->GetPropertyAsBool("WRAP_EXCLUDE"))) {
       // Compute the name of the file to generate.
-      std::string srcName = cmSystemTools::GetFilenameWithoutLastExtension(*j);
+      std::string srcName =
+        cmSystemTools::GetFilenameWithoutLastExtension(arg);
       std::string newName = this->Makefile->GetCurrentBinaryDirectory();
       newName += "/moc_";
       newName += srcName;
@@ -47,8 +48,8 @@
 
       // Compute the name of the header from which to generate the file.
       std::string hname;
-      if (cmSystemTools::FileIsFullPath(*j)) {
-        hname = *j;
+      if (cmSystemTools::FileIsFullPath(arg)) {
+        hname = arg;
       } else {
         if (curr && curr->GetIsGenerated()) {
           hname = this->Makefile->GetCurrentBinaryDirectory();
@@ -56,7 +57,7 @@
           hname = this->Makefile->GetCurrentSourceDirectory();
         }
         hname += "/";
-        hname += *j;
+        hname += arg;
       }
 
       // Append the generated source file to the list.
diff --git a/Source/cmQTWrapUICommand.cxx b/Source/cmQTWrapUICommand.cxx
index 43b1fb9..6a620c1 100644
--- a/Source/cmQTWrapUICommand.cxx
+++ b/Source/cmQTWrapUICommand.cxx
@@ -2,6 +2,7 @@
    file Copyright.txt or https://cmake.org/licensing for details.  */
 #include "cmQTWrapUICommand.h"
 
+#include "cmAlgorithms.h"
 #include "cmCustomCommandLines.h"
 #include "cmMakefile.h"
 #include "cmSourceFile.h"
@@ -33,13 +34,13 @@
   std::string sourceListValue = this->Makefile->GetSafeDefinition(sourceList);
 
   // Create rules for all sources listed.
-  for (std::vector<std::string>::const_iterator j = (args.begin() + 3);
-       j != args.end(); ++j) {
-    cmSourceFile* curr = this->Makefile->GetSource(*j);
+  for (std::string const& arg : cmMakeRange(args).advance(3)) {
+    cmSourceFile* curr = this->Makefile->GetSource(arg);
     // if we should wrap the class
     if (!(curr && curr->GetPropertyAsBool("WRAP_EXCLUDE"))) {
       // Compute the name of the files to generate.
-      std::string srcName = cmSystemTools::GetFilenameWithoutLastExtension(*j);
+      std::string srcName =
+        cmSystemTools::GetFilenameWithoutLastExtension(arg);
       std::string hName = this->Makefile->GetCurrentBinaryDirectory();
       hName += "/";
       hName += srcName;
@@ -55,8 +56,8 @@
 
       // Compute the name of the ui file from which to generate others.
       std::string uiName;
-      if (cmSystemTools::FileIsFullPath(*j)) {
-        uiName = *j;
+      if (cmSystemTools::FileIsFullPath(arg)) {
+        uiName = arg;
       } else {
         if (curr && curr->GetIsGenerated()) {
           uiName = this->Makefile->GetCurrentBinaryDirectory();
@@ -64,7 +65,7 @@
           uiName = this->Makefile->GetCurrentSourceDirectory();
         }
         uiName += "/";
-        uiName += *j;
+        uiName += arg;
       }
 
       // create the list of headers
diff --git a/Source/cmQtAutoGenerator.cxx b/Source/cmQtAutoGenerator.cxx
index e2d7deb..fbb9df3 100644
--- a/Source/cmQtAutoGenerator.cxx
+++ b/Source/cmQtAutoGenerator.cxx
@@ -447,7 +447,7 @@
 {
   auto& pipe = *reinterpret_cast<PipeT*>(handle->data);
   pipe.Buffer_.resize(suggestedSize);
-  buf->base = &pipe.Buffer_.front();
+  buf->base = pipe.Buffer_.data();
   buf->len = pipe.Buffer_.size();
 }
 
@@ -555,11 +555,11 @@
     std::fill_n(reinterpret_cast<char*>(&UVOptions_), sizeof(UVOptions_), 0);
     UVOptions_.exit_cb = &ReadOnlyProcessT::UVExit;
     UVOptions_.file = CommandPtr_[0];
-    UVOptions_.args = const_cast<char**>(&CommandPtr_.front());
+    UVOptions_.args = const_cast<char**>(CommandPtr_.data());
     UVOptions_.cwd = Setup_.WorkingDirectory.c_str();
     UVOptions_.flags = UV_PROCESS_WINDOWS_HIDE;
     UVOptions_.stdio_count = static_cast<int>(UVOptionsStdIO_.size());
-    UVOptions_.stdio = &UVOptionsStdIO_.front();
+    UVOptions_.stdio = UVOptionsStdIO_.data();
 
     // -- Spawn process
     if (UVProcess_.spawn(*uv_loop, UVOptions_, this) != 0) {
diff --git a/Source/cmSearchPath.cxx b/Source/cmSearchPath.cxx
index 0f51e0e..f98984e 100644
--- a/Source/cmSearchPath.cxx
+++ b/Source/cmSearchPath.cxx
@@ -144,7 +144,7 @@
     // this will get incorrectly considered a network
     // path on windows and cause huge delays.
     std::string p = inPath;
-    if (!p.empty() && *p.rbegin() != '/') {
+    if (!p.empty() && p.back() != '/') {
       p += "/";
     }
 
@@ -176,7 +176,7 @@
 
   for (std::string const& path : paths) {
     std::string dir = path;
-    if (!subdir.empty() && !dir.empty() && *dir.rbegin() != '/') {
+    if (!subdir.empty() && !dir.empty() && dir.back() != '/') {
       dir += "/";
     }
     if (subdir == "include" || subdir == "lib") {
diff --git a/Source/cmServer.cxx b/Source/cmServer.cxx
index e740c05..719e6b1 100644
--- a/Source/cmServer.cxx
+++ b/Source/cmServer.cxx
@@ -97,7 +97,7 @@
   }
 
   cmSystemTools::SetMessageCallback(
-    [&request](const char* msg, const char* title) {
+    [&request](const std::string& msg, const char* title) {
       reportMessage(msg, title, request);
     });
 
@@ -165,15 +165,14 @@
   }
 }
 
-void cmServer::reportMessage(const char* msg, const char* title,
+void cmServer::reportMessage(const std::string& msg, const char* title,
                              const cmServerRequest& request)
 {
-  assert(msg);
   std::string titleString;
   if (title) {
     titleString = title;
   }
-  request.ReportMessage(std::string(msg), titleString);
+  request.ReportMessage(msg, titleString);
 }
 
 cmServerResponse cmServer::SetProtocolVersion(const cmServerRequest& request)
diff --git a/Source/cmServer.h b/Source/cmServer.h
index e1ed27a..3edc887 100644
--- a/Source/cmServer.h
+++ b/Source/cmServer.h
@@ -121,7 +121,7 @@
 private:
   static void reportProgress(const char* msg, float progress,
                              const cmServerRequest& request);
-  static void reportMessage(const char* msg, const char* title,
+  static void reportMessage(const std::string& msg, const char* title,
                             const cmServerRequest& request);
 
   // Handle requests:
diff --git a/Source/cmSetPropertyCommand.cxx b/Source/cmSetPropertyCommand.cxx
index 3c4111b..2a0ccb4 100644
--- a/Source/cmSetPropertyCommand.cxx
+++ b/Source/cmSetPropertyCommand.cxx
@@ -4,6 +4,7 @@
 
 #include <sstream>
 
+#include "cmAlgorithms.h"
 #include "cmGlobalGenerator.h"
 #include "cmInstalledFile.h"
 #include "cmMakefile.h"
@@ -33,25 +34,25 @@
   }
 
   // Get the scope on which to set the property.
-  std::vector<std::string>::const_iterator arg = args.begin();
+  std::string const& scopeName = args.front();
   cmProperty::ScopeType scope;
-  if (*arg == "GLOBAL") {
+  if (scopeName == "GLOBAL") {
     scope = cmProperty::GLOBAL;
-  } else if (*arg == "DIRECTORY") {
+  } else if (scopeName == "DIRECTORY") {
     scope = cmProperty::DIRECTORY;
-  } else if (*arg == "TARGET") {
+  } else if (scopeName == "TARGET") {
     scope = cmProperty::TARGET;
-  } else if (*arg == "SOURCE") {
+  } else if (scopeName == "SOURCE") {
     scope = cmProperty::SOURCE_FILE;
-  } else if (*arg == "TEST") {
+  } else if (scopeName == "TEST") {
     scope = cmProperty::TEST;
-  } else if (*arg == "CACHE") {
+  } else if (scopeName == "CACHE") {
     scope = cmProperty::CACHE;
-  } else if (*arg == "INSTALL") {
+  } else if (scopeName == "INSTALL") {
     scope = cmProperty::INSTALL;
   } else {
     std::ostringstream e;
-    e << "given invalid scope " << *arg << ".  "
+    e << "given invalid scope " << scopeName << ".  "
       << "Valid scopes are GLOBAL, DIRECTORY, "
          "TARGET, SOURCE, TEST, CACHE, INSTALL.";
     this->SetError(e.str());
@@ -68,32 +69,32 @@
   };
   Doing doing = DoingNames;
   const char* sep = "";
-  for (++arg; arg != args.end(); ++arg) {
-    if (*arg == "PROPERTY") {
+  for (std::string const& arg : cmMakeRange(args).advance(1)) {
+    if (arg == "PROPERTY") {
       doing = DoingProperty;
-    } else if (*arg == "APPEND") {
+    } else if (arg == "APPEND") {
       doing = DoingNone;
       this->AppendMode = true;
       this->Remove = false;
       this->AppendAsString = false;
-    } else if (*arg == "APPEND_STRING") {
+    } else if (arg == "APPEND_STRING") {
       doing = DoingNone;
       this->AppendMode = true;
       this->Remove = false;
       this->AppendAsString = true;
     } else if (doing == DoingNames) {
-      this->Names.insert(*arg);
+      this->Names.insert(arg);
     } else if (doing == DoingProperty) {
-      this->PropertyName = *arg;
+      this->PropertyName = arg;
       doing = DoingValues;
     } else if (doing == DoingValues) {
       this->PropertyValue += sep;
       sep = ";";
-      this->PropertyValue += *arg;
+      this->PropertyValue += arg;
       this->Remove = false;
     } else {
       std::ostringstream e;
-      e << "given invalid argument \"" << *arg << "\".";
+      e << "given invalid argument \"" << arg << "\".";
       this->SetError(e.str());
       return false;
     }
diff --git a/Source/cmSiteNameCommand.cxx b/Source/cmSiteNameCommand.cxx
index 01758ee..9f041bc 100644
--- a/Source/cmSiteNameCommand.cxx
+++ b/Source/cmSiteNameCommand.cxx
@@ -52,9 +52,8 @@
   // try to find the hostname for this computer
   if (!cmSystemTools::IsOff(hostname_cmd)) {
     std::string host;
-    cmSystemTools::RunSingleCommand(hostname_cmd.c_str(), &host, nullptr,
-                                    nullptr, nullptr,
-                                    cmSystemTools::OUTPUT_NONE);
+    cmSystemTools::RunSingleCommand(hostname_cmd, &host, nullptr, nullptr,
+                                    nullptr, cmSystemTools::OUTPUT_NONE);
 
     // got the hostname
     if (!host.empty()) {
diff --git a/Source/cmStateDirectory.cxx b/Source/cmStateDirectory.cxx
index 6752743..15c8a61 100644
--- a/Source/cmStateDirectory.cxx
+++ b/Source/cmStateDirectory.cxx
@@ -8,6 +8,7 @@
 #include <iterator>
 #include <utility>
 
+#include "cmAlgorithms.h"
 #include "cmProperty.h"
 #include "cmPropertyMap.h"
 #include "cmState.h"
@@ -40,9 +41,8 @@
 
   std::string result = snapshots.front().GetDirectory().GetCurrentSource();
 
-  for (std::vector<cmStateSnapshot>::const_iterator it = snapshots.begin() + 1;
-       it != snapshots.end(); ++it) {
-    std::string currentSource = it->GetDirectory().GetCurrentSource();
+  for (cmStateSnapshot const& snp : cmMakeRange(snapshots).advance(1)) {
+    std::string currentSource = snp.GetDirectory().GetCurrentSource();
     if (cmSystemTools::IsSubDirectory(result, currentSource)) {
       result = currentSource;
     }
@@ -66,9 +66,8 @@
 
   std::string result = snapshots.front().GetDirectory().GetCurrentBinary();
 
-  for (std::vector<cmStateSnapshot>::const_iterator it = snapshots.begin() + 1;
-       it != snapshots.end(); ++it) {
-    std::string currentBinary = it->GetDirectory().GetCurrentBinary();
+  for (cmStateSnapshot const& snp : cmMakeRange(snapshots).advance(1)) {
+    std::string currentBinary = snp.GetDirectory().GetCurrentBinary();
     if (cmSystemTools::IsSubDirectory(result, currentBinary)) {
       result = currentBinary;
     }
diff --git a/Source/cmStringCommand.cxx b/Source/cmStringCommand.cxx
index 91d6190..44ba82a 100644
--- a/Source/cmStringCommand.cxx
+++ b/Source/cmStringCommand.cxx
@@ -771,7 +771,7 @@
   }
   result.push_back(0);
 
-  this->Makefile->AddDefinition(variableName, &*result.begin());
+  this->Makefile->AddDefinition(variableName, result.data());
   return true;
 }
 
diff --git a/Source/cmSystemTools.cxx b/Source/cmSystemTools.cxx
index 1d20e2f..2d7bce4 100644
--- a/Source/cmSystemTools.cxx
+++ b/Source/cmSystemTools.cxx
@@ -323,16 +323,16 @@
   }
 }
 
-void cmSystemTools::Message(const char* m1, const char* title)
+void cmSystemTools::Message(const std::string& m, const char* title)
 {
   if (s_DisableMessages) {
     return;
   }
   if (s_MessageCallback) {
-    s_MessageCallback(m1, title);
+    s_MessageCallback(m, title);
     return;
   }
-  std::cerr << m1 << std::endl << std::flush;
+  std::cerr << m << std::endl << std::flush;
 }
 
 void cmSystemTools::ReportLastSystemError(const char* msg)
@@ -542,8 +542,7 @@
   std::vector<std::string>::const_iterator argEnd)
 {
   std::vector<std::string> arg_full;
-  for (std::vector<std::string>::const_iterator a = argBeg; a != argEnd; ++a) {
-    std::string const& arg = *a;
+  for (std::string const& arg : cmMakeRange(argBeg, argEnd)) {
     if (cmHasLiteralPrefix(arg, "@")) {
       cmsys::ifstream responseFile(arg.substr(1).c_str(), std::ios::in);
       if (!responseFile) {
@@ -740,7 +739,7 @@
   argv.push_back(nullptr);
 
   cmsysProcess* cp = cmsysProcess_New();
-  cmsysProcess_SetCommand(cp, &*argv.begin());
+  cmsysProcess_SetCommand(cp, argv.data());
   cmsysProcess_SetWorkingDirectory(cp, dir);
   if (cmSystemTools::GetRunCommandHideConsole()) {
     cmsysProcess_SetOption(cp, cmsysProcess_Option_HideWindow, 1);
@@ -867,7 +866,7 @@
   return result;
 }
 
-bool cmSystemTools::RunSingleCommand(const char* command,
+bool cmSystemTools::RunSingleCommand(const std::string& command,
                                      std::string* captureStdOut,
                                      std::string* captureStdErr, int* retVal,
                                      const char* dir, OutputOption outputflag,
@@ -877,7 +876,8 @@
     outputflag = OUTPUT_NONE;
   }
 
-  std::vector<std::string> args = cmSystemTools::ParseArguments(command);
+  std::vector<std::string> args =
+    cmSystemTools::ParseArguments(command.c_str());
 
   if (args.empty()) {
     return false;
@@ -1219,9 +1219,8 @@
 void cmSystemTools::ExpandList(std::vector<std::string> const& arguments,
                                std::vector<std::string>& newargs)
 {
-  std::vector<std::string>::const_iterator i;
-  for (i = arguments.begin(); i != arguments.end(); ++i) {
-    cmSystemTools::ExpandListArgument(*i, newargs);
+  for (std::string const& arg : arguments) {
+    cmSystemTools::ExpandListArgument(arg, newargs);
   }
 }
 
diff --git a/Source/cmSystemTools.h b/Source/cmSystemTools.h
index 0f92fe2..88758a6 100644
--- a/Source/cmSystemTools.h
+++ b/Source/cmSystemTools.h
@@ -56,7 +56,7 @@
    */
   static std::string TrimWhitespace(const std::string& s);
 
-  using MessageCallback = std::function<void(const char*, const char*)>;
+  using MessageCallback = std::function<void(const std::string&, const char*)>;
   /**
    *  Set the function used by GUIs to display error messages
    *  Function gets passed: message as a const char*,
@@ -74,11 +74,7 @@
   /**
    * Display a message.
    */
-  static void Message(const char* m, const char* title = nullptr);
-  static void Message(const std::string& m, const char* title = nullptr)
-  {
-    Message(m.c_str(), title);
-  }
+  static void Message(const std::string& m, const char* title = nullptr);
 
   using OutputCallback = std::function<void(std::string const&)>;
 
@@ -224,7 +220,7 @@
     OUTPUT_FORWARD,
     OUTPUT_PASSTHROUGH
   };
-  static bool RunSingleCommand(const char* command,
+  static bool RunSingleCommand(const std::string& command,
                                std::string* captureStdOut = nullptr,
                                std::string* captureStdErr = nullptr,
                                int* retVal = nullptr,
diff --git a/Source/cmTarget.cxx b/Source/cmTarget.cxx
index 93cdd46..e871634 100644
--- a/Source/cmTarget.cxx
+++ b/Source/cmTarget.cxx
@@ -707,10 +707,8 @@
   std::string configString = "$<CONFIG:" + debugConfigs[0] + ">";
 
   if (debugConfigs.size() > 1) {
-    for (std::vector<std::string>::const_iterator li =
-           debugConfigs.begin() + 1;
-         li != debugConfigs.end(); ++li) {
-      configString += ",$<CONFIG:" + *li + ">";
+    for (std::string const& conf : cmMakeRange(debugConfigs).advance(1)) {
+      configString += ",$<CONFIG:" + conf + ">";
     }
     configString = "$<OR:" + configString + ">";
   }
diff --git a/Source/cmTestGenerator.cxx b/Source/cmTestGenerator.cxx
index 5102613..a0e309d 100644
--- a/Source/cmTestGenerator.cxx
+++ b/Source/cmTestGenerator.cxx
@@ -5,6 +5,7 @@
 #include <ostream>
 #include <utility>
 
+#include "cmAlgorithms.h"
 #include "cmGeneratorExpression.h"
 #include "cmGeneratorTarget.h"
 #include "cmListFileCache.h"
@@ -94,10 +95,8 @@
       std::string emulatorExe(emulatorWithArgs[0]);
       cmSystemTools::ConvertToUnixSlashes(emulatorExe);
       os << cmOutputConverter::EscapeForCMake(emulatorExe) << " ";
-      for (std::vector<std::string>::const_iterator ei =
-             emulatorWithArgs.begin() + 1;
-           ei != emulatorWithArgs.end(); ++ei) {
-        os << cmOutputConverter::EscapeForCMake(*ei) << " ";
+      for (std::string const& arg : cmMakeRange(emulatorWithArgs).advance(1)) {
+        os << cmOutputConverter::EscapeForCMake(arg) << " ";
       }
     }
   } else {
@@ -108,11 +107,10 @@
 
   // Generate the command line with full escapes.
   os << cmOutputConverter::EscapeForCMake(exe);
-  for (std::vector<std::string>::const_iterator ci = command.begin() + 1;
-       ci != command.end(); ++ci) {
+  for (std::string const& arg : cmMakeRange(command).advance(1)) {
     os << " "
        << cmOutputConverter::EscapeForCMake(
-            ge.Parse(*ci)->Evaluate(this->LG, config));
+            ge.Parse(arg)->Evaluate(this->LG, config));
   }
 
   // Finish the test command.
@@ -157,12 +155,11 @@
   fout << "add_test(";
   fout << this->Test->GetName() << " \"" << exe << "\"";
 
-  for (std::vector<std::string>::const_iterator argit = command.begin() + 1;
-       argit != command.end(); ++argit) {
+  for (std::string const& arg : cmMakeRange(command).advance(1)) {
     // Just double-quote all arguments so they are re-parsed
     // correctly by the test system.
     fout << " \"";
-    for (char c : *argit) {
+    for (char c : arg) {
       // Escape quotes within arguments.  We should escape
       // backslashes too but we cannot because it makes the result
       // inconsistent with previous behavior of this command.
diff --git a/Source/cmTryRunCommand.cxx b/Source/cmTryRunCommand.cxx
index c57aabd..d863339 100644
--- a/Source/cmTryRunCommand.cxx
+++ b/Source/cmTryRunCommand.cxx
@@ -5,6 +5,7 @@
 #include "cmsys/FStream.hxx"
 #include <stdio.h>
 
+#include "cmAlgorithms.h"
 #include "cmDuration.h"
 #include "cmMakefile.h"
 #include "cmMessageType.h"
@@ -174,11 +175,9 @@
     finalCommand +=
       cmSystemTools::ConvertToRunCommandPath(emulatorWithArgs[0].c_str());
     finalCommand += " ";
-    for (std::vector<std::string>::const_iterator ei =
-           emulatorWithArgs.begin() + 1;
-         ei != emulatorWithArgs.end(); ++ei) {
+    for (std::string const& arg : cmMakeRange(emulatorWithArgs).advance(1)) {
       finalCommand += "\"";
-      finalCommand += *ei;
+      finalCommand += arg;
       finalCommand += "\"";
       finalCommand += " ";
     }
@@ -189,8 +188,8 @@
     finalCommand += runArgs;
   }
   bool worked = cmSystemTools::RunSingleCommand(
-    finalCommand.c_str(), out, out, &retVal, nullptr,
-    cmSystemTools::OUTPUT_NONE, cmDuration::zero());
+    finalCommand, out, out, &retVal, nullptr, cmSystemTools::OUTPUT_NONE,
+    cmDuration::zero());
   // set the run var
   char retChar[16];
   const char* retStr;
diff --git a/Source/cmUtilitySourceCommand.cxx b/Source/cmUtilitySourceCommand.cxx
index 231bca4..b59a587 100644
--- a/Source/cmUtilitySourceCommand.cxx
+++ b/Source/cmUtilitySourceCommand.cxx
@@ -79,7 +79,7 @@
   }
 
   // The source exists.
-  std::string cmakeCFGout =
+  const std::string& cmakeCFGout =
     this->Makefile->GetRequiredDefinition("CMAKE_CFG_INTDIR");
   std::string utilityDirectory = this->Makefile->GetCurrentBinaryDirectory();
   std::string exePath;
diff --git a/Source/cmVisualStudioGeneratorOptions.cxx b/Source/cmVisualStudioGeneratorOptions.cxx
index 5c3e533..e8b2668 100644
--- a/Source/cmVisualStudioGeneratorOptions.cxx
+++ b/Source/cmVisualStudioGeneratorOptions.cxx
@@ -438,14 +438,13 @@
   const char* sep = "";
   std::vector<std::string>::const_iterator de =
     cmRemoveDuplicates(this->Defines);
-  for (std::vector<std::string>::const_iterator di = this->Defines.begin();
-       di != de; ++di) {
+  for (std::string const& di : cmMakeRange(this->Defines.cbegin(), de)) {
     // Escape the definition for the compiler.
     std::string define;
     if (this->Version < cmGlobalVisualStudioGenerator::VS10) {
-      define = this->LocalGenerator->EscapeForShell(*di, true);
+      define = this->LocalGenerator->EscapeForShell(di, true);
     } else {
-      define = *di;
+      define = di;
     }
     // Escape this flag for the MSBuild.
     if (this->Version >= cmGlobalVisualStudioGenerator::VS10) {
diff --git a/Source/cmakemain.cxx b/Source/cmakemain.cxx
index 890b74e..a49246b 100644
--- a/Source/cmakemain.cxx
+++ b/Source/cmakemain.cxx
@@ -142,8 +142,8 @@
   return msg;
 }
 
-static void cmakemainMessageCallback(const char* m, const char* /*unused*/,
-                                     cmake* cm)
+static void cmakemainMessageCallback(const std::string& m,
+                                     const char* /*unused*/, cmake* cm)
 {
   std::cerr << m << cmakemainGetStack(cm) << std::endl << std::flush;
 }
@@ -319,9 +319,10 @@
   cmake cm(role, mode);
   cm.SetHomeDirectory("");
   cm.SetHomeOutputDirectory("");
-  cmSystemTools::SetMessageCallback([&cm](const char* msg, const char* title) {
-    cmakemainMessageCallback(msg, title, &cm);
-  });
+  cmSystemTools::SetMessageCallback(
+    [&cm](const std::string& msg, const char* title) {
+      cmakemainMessageCallback(msg, title, &cm);
+    });
   cm.SetProgressCallback([&cm](const char* msg, float prog) {
     cmakemainProgressCallback(msg, prog, &cm);
   });
@@ -499,9 +500,10 @@
   }
 
   cmake cm(cmake::RoleInternal, cmState::Unknown);
-  cmSystemTools::SetMessageCallback([&cm](const char* msg, const char* title) {
-    cmakemainMessageCallback(msg, title, &cm);
-  });
+  cmSystemTools::SetMessageCallback(
+    [&cm](const std::string& msg, const char* title) {
+      cmakemainMessageCallback(msg, title, &cm);
+    });
   cm.SetProgressCallback([&cm](const char* msg, float prog) {
     cmakemainProgressCallback(msg, prog, &cm);
   });
@@ -541,9 +543,10 @@
   }
 
   cmake cm(cmake::RoleInternal, cmState::Unknown);
-  cmSystemTools::SetMessageCallback([&cm](const char* msg, const char* title) {
-    cmakemainMessageCallback(msg, title, &cm);
-  });
+  cmSystemTools::SetMessageCallback(
+    [&cm](const std::string& msg, const char* title) {
+      cmakemainMessageCallback(msg, title, &cm);
+    });
   cm.SetProgressCallback([&cm](const char* msg, float prog) {
     cmakemainProgressCallback(msg, prog, &cm);
   });
diff --git a/Source/cmakexbuild.cxx b/Source/cmakexbuild.cxx
index 2951945..f5c8f07 100644
--- a/Source/cmakexbuild.cxx
+++ b/Source/cmakexbuild.cxx
@@ -22,7 +22,7 @@
 {
   hitbug = false;
   cmsysProcess* cp = cmsysProcess_New();
-  cmsysProcess_SetCommand(cp, &*argv.begin());
+  cmsysProcess_SetCommand(cp, argv.data());
   cmsysProcess_SetTimeout(cp, 0);
   cmsysProcess_Execute(cp);
   std::vector<char> out;
diff --git a/Source/cmcmd.cxx b/Source/cmcmd.cxx
index d20c5d2..4415ba6 100644
--- a/Source/cmcmd.cxx
+++ b/Source/cmcmd.cxx
@@ -826,7 +826,7 @@
         cmWrap('"', cmMakeRange(args).advance(3), '"', " ");
       int retval = 0;
       if (cmSystemTools::RunSingleCommand(
-            command.c_str(), nullptr, nullptr, &retval, directory.c_str(),
+            command, nullptr, nullptr, &retval, directory.c_str(),
             cmSystemTools::OUTPUT_PASSTHROUGH, cmDuration::zero())) {
         return retval;
       }
diff --git a/Templates/MSBuild/FlagTables/v10_CSharp.json b/Templates/MSBuild/FlagTables/v10_CSharp.json
index a0780a4..5989aea 100644
--- a/Templates/MSBuild/FlagTables/v10_CSharp.json
+++ b/Templates/MSBuild/FlagTables/v10_CSharp.json
@@ -299,11 +299,15 @@
     "flags": []
   },
   {
-    "name":  "DisabledWarnings",
-    "switch": "nowarn",
+    "name":  "NoWarn",
+    "switch": "nowarn:",
     "comment": "",
     "value": "",
-    "flags": []
+    "flags": [
+      "UserValue",
+      "UserRequired",
+      "CommaAppendable"
+    ]
   },
   {
     "name":  "CheckForOverflowUnderflow",
diff --git a/Templates/MSBuild/FlagTables/v11_CSharp.json b/Templates/MSBuild/FlagTables/v11_CSharp.json
index a0780a4..5989aea 100644
--- a/Templates/MSBuild/FlagTables/v11_CSharp.json
+++ b/Templates/MSBuild/FlagTables/v11_CSharp.json
@@ -299,11 +299,15 @@
     "flags": []
   },
   {
-    "name":  "DisabledWarnings",
-    "switch": "nowarn",
+    "name":  "NoWarn",
+    "switch": "nowarn:",
     "comment": "",
     "value": "",
-    "flags": []
+    "flags": [
+      "UserValue",
+      "UserRequired",
+      "CommaAppendable"
+    ]
   },
   {
     "name":  "CheckForOverflowUnderflow",
diff --git a/Templates/MSBuild/FlagTables/v12_CSharp.json b/Templates/MSBuild/FlagTables/v12_CSharp.json
index a0780a4..5989aea 100644
--- a/Templates/MSBuild/FlagTables/v12_CSharp.json
+++ b/Templates/MSBuild/FlagTables/v12_CSharp.json
@@ -299,11 +299,15 @@
     "flags": []
   },
   {
-    "name":  "DisabledWarnings",
-    "switch": "nowarn",
+    "name":  "NoWarn",
+    "switch": "nowarn:",
     "comment": "",
     "value": "",
-    "flags": []
+    "flags": [
+      "UserValue",
+      "UserRequired",
+      "CommaAppendable"
+    ]
   },
   {
     "name":  "CheckForOverflowUnderflow",
diff --git a/Templates/MSBuild/FlagTables/v140_CSharp.json b/Templates/MSBuild/FlagTables/v140_CSharp.json
index a0780a4..5989aea 100644
--- a/Templates/MSBuild/FlagTables/v140_CSharp.json
+++ b/Templates/MSBuild/FlagTables/v140_CSharp.json
@@ -299,11 +299,15 @@
     "flags": []
   },
   {
-    "name":  "DisabledWarnings",
-    "switch": "nowarn",
+    "name":  "NoWarn",
+    "switch": "nowarn:",
     "comment": "",
     "value": "",
-    "flags": []
+    "flags": [
+      "UserValue",
+      "UserRequired",
+      "CommaAppendable"
+    ]
   },
   {
     "name":  "CheckForOverflowUnderflow",
diff --git a/Templates/MSBuild/FlagTables/v141_CSharp.json b/Templates/MSBuild/FlagTables/v141_CSharp.json
index a0780a4..5989aea 100644
--- a/Templates/MSBuild/FlagTables/v141_CSharp.json
+++ b/Templates/MSBuild/FlagTables/v141_CSharp.json
@@ -299,11 +299,15 @@
     "flags": []
   },
   {
-    "name":  "DisabledWarnings",
-    "switch": "nowarn",
+    "name":  "NoWarn",
+    "switch": "nowarn:",
     "comment": "",
     "value": "",
-    "flags": []
+    "flags": [
+      "UserValue",
+      "UserRequired",
+      "CommaAppendable"
+    ]
   },
   {
     "name":  "CheckForOverflowUnderflow",
diff --git a/Tests/CMakeLists.txt b/Tests/CMakeLists.txt
index ed98d97..e8e5a2c 100644
--- a/Tests/CMakeLists.txt
+++ b/Tests/CMakeLists.txt
@@ -1413,6 +1413,10 @@
     add_subdirectory(FindCURL)
   endif()
 
+  if(CMake_TEST_FindCups)
+    add_subdirectory(FindCups)
+  endif()
+
   if(CMake_TEST_FindDoxygen)
     add_subdirectory(FindDoxygen)
   endif()
@@ -2368,7 +2372,7 @@
       add_test_GhsMulti_rename_install(EXEC_AND_LIB)
       add_test_GhsMulti(multiple_source_groups GhsMultiSrcGroups Default "")
       add_test_GhsMulti(multiple_source_groups_folders GhsMultiSrcGroups PropFolders "-DTEST_PROP=ON")
-      add_test_GhsMulti(multiple_source_groups_all_folders GhsMultiSrcGroups AllFolders "-DGHS_NO_SOURCE_GROUP_FILE=ON")
+      add_test_GhsMulti(multiple_source_groups_all_folders GhsMultiSrcGroups AllFolders "-DCMAKE_GHS_NO_SOURCE_GROUP_FILE=ON")
       add_test_GhsMulti(unsupported_targets GhsMultiUnsupportedTargets "" "")
       add_test_GhsMulti(object_library GhsMultiObjectLibrary "" "")
       add_test_GhsMulti(exclude GhsMultiExclude "" ""
@@ -3373,6 +3377,7 @@
         --build-options ${build_options}
           -DCMake_TEST_NESTED_MAKE_PROGRAM:FILEPATH=${CMake_TEST_EXPLICIT_MAKE_PROGRAM}
           -DCMake_TEST_Fortran_SUBMODULES:BOOL=${CMake_TEST_Fortran_SUBMODULES}
+          ${CMake_TEST_FortranModules_BUILD_OPTIONS}
         )
       list(APPEND TEST_BUILD_DIRS "${CMake_BINARY_DIR}/Tests/FortranModules")
     endif()
diff --git a/Tests/FindCups/CMakeLists.txt b/Tests/FindCups/CMakeLists.txt
new file mode 100644
index 0000000..5be1ac1
--- /dev/null
+++ b/Tests/FindCups/CMakeLists.txt
@@ -0,0 +1,10 @@
+add_test(NAME FindCups.Test COMMAND
+  ${CMAKE_CTEST_COMMAND} -C $<CONFIGURATION>
+  --build-and-test
+  "${CMake_SOURCE_DIR}/Tests/FindCups/Test"
+  "${CMake_BINARY_DIR}/Tests/FindCups/Test"
+  ${build_generator_args}
+  --build-project FindCups
+  --build-options ${build_options}
+  --test-command ${CMAKE_CTEST_COMMAND} -V -C $<CONFIGURATION>
+  )
diff --git a/Tests/FindCups/Test/CMakeLists.txt b/Tests/FindCups/Test/CMakeLists.txt
new file mode 100644
index 0000000..9e90553
--- /dev/null
+++ b/Tests/FindCups/Test/CMakeLists.txt
@@ -0,0 +1,16 @@
+cmake_minimum_required(VERSION 3.10)
+project(TestFindCups C)
+include(CTest)
+
+find_package(Cups REQUIRED)
+
+add_definitions(-DCMAKE_EXPECTED_CUPS_VERSION="${CUPS_VERSION_STRING}")
+
+add_executable(test_tgt main.c)
+target_link_libraries(test_tgt Cups::Cups)
+add_test(NAME test_tgt COMMAND test_tgt)
+
+add_executable(test_var main.c)
+target_include_directories(test_var PRIVATE ${CUPS_INCLUDE_DIRS})
+target_link_libraries(test_var PRIVATE ${CUPS_LIBRARIES})
+add_test(NAME test_var COMMAND test_var)
diff --git a/Tests/FindCups/Test/main.c b/Tests/FindCups/Test/main.c
new file mode 100644
index 0000000..b69d621
--- /dev/null
+++ b/Tests/FindCups/Test/main.c
@@ -0,0 +1,12 @@
+#include <cups/cups.h>
+
+int main()
+{
+  int num_options = 0;
+  cups_option_t* options = NULL;
+
+  num_options = cupsAddOption(CUPS_COPIES, "1", num_options, &options);
+  cupsFreeOptions(num_options, options);
+
+  return 0;
+}
diff --git a/Tests/FindOctave/Test/CMakeLists.txt b/Tests/FindOctave/Test/CMakeLists.txt
index ce33fcd..73aa831 100644
--- a/Tests/FindOctave/Test/CMakeLists.txt
+++ b/Tests/FindOctave/Test/CMakeLists.txt
@@ -10,6 +10,10 @@
 target_link_libraries(test_tgt Octave::Octave)
 add_test(NAME test_tgt COMMAND test_tgt)
 
+add_executable(test_octinterp_tgt interp_main.cpp)
+target_link_libraries(test_octinterp_tgt Octave::Octinterp)
+add_test(NAME test_octinterp_tgt COMMAND test_octinterp_tgt)
+
 add_test(NAME test_tgt_exe
          COMMAND Octave::Interpreter -q --eval "runtests('.')"
          WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
diff --git a/Tests/FindOctave/Test/interp_main.cpp b/Tests/FindOctave/Test/interp_main.cpp
new file mode 100644
index 0000000..1efa187
--- /dev/null
+++ b/Tests/FindOctave/Test/interp_main.cpp
@@ -0,0 +1,26 @@
+#include <iostream>
+#include <oct.h>
+#include <octave.h>
+#include <parse.h>
+#include <toplev.h>
+
+int main(void)
+{
+  string_vector argv(2);
+  argv(0) = "embedded";
+  argv(1) = "-q";
+
+  try {
+    octave_main(2, argv.c_str_vec(), 1);
+    octave_value_list in;
+    in(0) = 72.0;
+    const octave_value_list result = feval("sqrt", in);
+    std::cout << "result is " << result(0).scalar_value() << std::endl;
+    clean_up_and_exit(0);
+  } catch (const octave::exit_exception& ex) {
+    std::cerr << "Octave interpreter exited with status = " << ex.exit_status()
+              << std::endl;
+  } catch (const octave::execution_exception&) {
+    std::cerr << "error encountered in Octave evaluator!" << std::endl;
+  }
+}
diff --git a/Tests/InterfaceLibrary/CMakeLists.txt b/Tests/InterfaceLibrary/CMakeLists.txt
index 6aae09a..954c02d 100644
--- a/Tests/InterfaceLibrary/CMakeLists.txt
+++ b/Tests/InterfaceLibrary/CMakeLists.txt
@@ -47,6 +47,7 @@
 add_dependencies(InterfaceLibrary item_fake_tgt)
 
 add_subdirectory(libsdir)
+add_subdirectory(excluded EXCLUDE_FROM_ALL)
 
 add_executable(sharedlibtestexe sharedlibtestexe.cpp)
 target_link_libraries(sharedlibtestexe shared_iface imported::iface)
diff --git a/Tests/InterfaceLibrary/excluded/CMakeLists.txt b/Tests/InterfaceLibrary/excluded/CMakeLists.txt
new file mode 100644
index 0000000..69a6807
--- /dev/null
+++ b/Tests/InterfaceLibrary/excluded/CMakeLists.txt
@@ -0,0 +1 @@
+add_library(excluded_iface INTERFACE)
diff --git a/Tests/RunCMake/VS10Project/RunCMakeTest.cmake b/Tests/RunCMake/VS10Project/RunCMakeTest.cmake
index 7c1ed4e..df253a9 100644
--- a/Tests/RunCMake/VS10Project/RunCMakeTest.cmake
+++ b/Tests/RunCMake/VS10Project/RunCMakeTest.cmake
@@ -1,5 +1,6 @@
 include(RunCMake)
 
+run_cmake(VsCSharpCompilerOpts)
 run_cmake(ExplicitCMakeLists)
 run_cmake(SourceGroupCMakeLists)
 
diff --git a/Tests/RunCMake/VS10Project/VsCSharpCompilerOpts-check.cmake b/Tests/RunCMake/VS10Project/VsCSharpCompilerOpts-check.cmake
new file mode 100644
index 0000000..3e418c3
--- /dev/null
+++ b/Tests/RunCMake/VS10Project/VsCSharpCompilerOpts-check.cmake
@@ -0,0 +1,64 @@
+#
+# Check C# VS project for required elements.
+#
+set(csProjectFile "${RunCMake_TEST_BINARY_DIR}/foo.csproj")
+if(NOT EXISTS "${csProjectFile}")
+  set(RunCMake_TEST_FAILED "Project file ${csProjectFile} does not exist.")
+  return()
+endif()
+
+
+set(inDebug FALSE)
+set(inRelease FALSE)
+set(debugOK FALSE)
+set(releaseOK FALSE)
+
+
+file(STRINGS "${csProjectFile}" lines)
+foreach(line IN LISTS lines)
+  #message(STATUS ${line})
+  if(line MATCHES "^ *<PropertyGroup .*Debug\\|(Win32|x64).*")
+    set(inDebug TRUE)
+  elseif(line MATCHES "^ *<PropertyGroup .*Release\\|(Win32|x64).*")
+    set(inRelease TRUE)
+  elseif(line MATCHES "^ *</PropertyGroup> *$")
+    set(inRelease FALSE)
+    set(inDebug  FALSE)
+  elseif(inDebug AND
+    (line MATCHES "^ *<NoWarn>.*505.*</NoWarn> *$") AND
+    (line MATCHES "^ *<NoWarn>.*707.*</NoWarn> *$") AND
+    (line MATCHES "^ *<NoWarn>.*808.*</NoWarn> *$") AND
+    (line MATCHES "^ *<NoWarn>.*909.*</NoWarn> *$")
+    )
+    set(debugOK TRUE)
+  elseif(inRelease AND
+    (NOT (line MATCHES "^ *<NoWarn>.*505.*</NoWarn> *$")) AND
+    (line MATCHES "^ *<NoWarn>.*707.*</NoWarn> *$") AND
+    (line MATCHES "^ *<NoWarn>.*808.*</NoWarn> *$") AND
+    (line MATCHES "^ *<NoWarn>.*909.*</NoWarn> *$")
+    )
+    set(releaseOK TRUE)
+  endif()
+endforeach()
+
+function(print_csprojfile)
+  file(STRINGS "${csProjectFile}" lines)
+  foreach(line IN LISTS lines)
+    message(STATUS ${line})
+  endforeach()
+endfunction()
+
+
+if(NOT debugOK)
+  message(STATUS "Failed to set Debug configuration warning config correctly.")
+  set(RunCMake_TEST_FAILED "Failed to set Debug configuration defines correctly.")
+  print_csprojfile()
+  return()
+endif()
+
+if(NOT releaseOK)
+  message(STATUS "Failed to set Release configuration warning config correctly.")
+  set(RunCMake_TEST_FAILED "Failed to set Release configuration defines correctly.")
+  print_csprojfile()
+  return()
+endif()
diff --git a/Tests/RunCMake/VS10Project/VsCSharpCompilerOpts.cmake b/Tests/RunCMake/VS10Project/VsCSharpCompilerOpts.cmake
new file mode 100644
index 0000000..85af38b
--- /dev/null
+++ b/Tests/RunCMake/VS10Project/VsCSharpCompilerOpts.cmake
@@ -0,0 +1,14 @@
+enable_language(CSharp)
+
+add_library(foo SHARED
+  foo.cs)
+
+set_target_properties(foo PROPERTIES
+  LINKER_LANGUAGE CSharp)
+
+
+# Issue 18878
+target_compile_options(foo PRIVATE	"/platform:anycpu" "/nowarn:707,808" "/nowarn:909" )
+
+# Debug only warning disable
+set(CMAKE_CSharp_FLAGS_DEBUG "${CMAKE_CSharp_FLAGS_DEBUG} /nowarn:505")
diff --git a/Tests/RunCMake/cmake_parse_arguments/KeyWordsMissingValues.cmake b/Tests/RunCMake/cmake_parse_arguments/KeyWordsMissingValues.cmake
new file mode 100644
index 0000000..561f9c0
--- /dev/null
+++ b/Tests/RunCMake/cmake_parse_arguments/KeyWordsMissingValues.cmake
@@ -0,0 +1,133 @@
+include(${CMAKE_CURRENT_LIST_DIR}/test_utils.cmake)
+
+# No keywords that miss any values, _KEYWORDS_MISSING_VALUES should not be defined
+cmake_parse_arguments(PREF "" "P1" "P2" P1 p1 P2 p2_a p2_b)
+
+TEST(PREF_KEYWORDS_MISSING_VALUES "UNDEFINED")
+
+# Keyword should even be deleted from the actual scope
+set(PREF_KEYWORDS_MISSING_VALUES "What ever")
+cmake_parse_arguments(PREF "" "" "")
+
+TEST(PREF_KEYWORDS_MISSING_VALUES "UNDEFINED")
+
+# Given missing keywords as only option
+cmake_parse_arguments(PREF "" "P1" "P2" P1)
+
+TEST(PREF_KEYWORDS_MISSING_VALUES "P1")
+TEST(PREF_P1 "UNDEFINED")
+TEST(PREF_UNPARSED_ARGUMENTS "UNDEFINED")
+
+# Mixed with unparsed arguments
+cmake_parse_arguments(UPREF "" "P1" "P2" A B P2 C P1)
+TEST(UPREF_KEYWORDS_MISSING_VALUES "P1")
+TEST(UPREF_UNPARSED_ARGUMENTS A B)
+
+# one_value_keyword followed by option
+cmake_parse_arguments(REF "OP" "P1" "" P1 OP)
+TEST(REF_KEYWORDS_MISSING_VALUES "P1")
+TEST(REF_UNPARSED_ARGUMENTS "UNDEFINED")
+TEST(REF_OP "TRUE")
+
+# Counter Test
+cmake_parse_arguments(REF "OP" "P1" "" P1 p1 OP)
+TEST(REF_KEYWORDS_MISSING_VALUES "UNDEFINED")
+TEST(REF_P1 "p1")
+TEST(REF_UNPARSED_ARGUMENTS "UNDEFINED")
+TEST(REF_OP "TRUE")
+
+# one_value_keyword followed by a one_value_keyword
+cmake_parse_arguments(REF "" "P1;P2" "" P1 P2 p2)
+TEST(REF_KEYWORDS_MISSING_VALUES "P1")
+TEST(REF_P1 "UNDEFINED")
+TEST(REF_UNPARSED_ARGUMENTS "UNDEFINED")
+TEST(REF_P2 "p2")
+
+# Counter Test
+cmake_parse_arguments(REF "" "P1;P2" "" P1 p1 P2 p2)
+TEST(REF_KEYWORDS_MISSING_VALUES "UNDEFINED")
+TEST(REF_P1 "p1")
+TEST(REF_UNPARSED_ARGUMENTS "UNDEFINED")
+TEST(REF_P2 "p2")
+
+# one_value_keyword followed by a multi_value_keywords
+cmake_parse_arguments(REF "" "P1" "P2" P1 P2 p1 p2)
+TEST(REF_KEYWORDS_MISSING_VALUES "P1")
+TEST(REF_P1 "UNDEFINED")
+TEST(REF_UNPARSED_ARGUMENTS "UNDEFINED")
+TEST(REF_P2 p1 p2)
+
+# Counter Examples
+cmake_parse_arguments(REF "" "P1" "P2" P1 p1 P2 p1 p2)
+TEST(REF_KEYWORDS_MISSING_VALUES "UNDEFINED")
+TEST(REF_P1 "p1")
+TEST(REF_UNPARSED_ARGUMENTS "UNDEFINED")
+TEST(REF_P2 p1 p2)
+
+# multi_value_keywords as only option
+cmake_parse_arguments(REF "" "P1" "P2" P2)
+TEST(REF_KEYWORDS_MISSING_VALUES "P2")
+TEST(REF_P1 "UNDEFINED")
+TEST(REF_UNPARSED_ARGUMENTS "UNDEFINED")
+TEST(REF_P2 "UNDEFINED")
+
+# multi_value_keywords followed by option
+cmake_parse_arguments(REF "O1" "" "P1" P1 O1)
+TEST(REF_KEYWORDS_MISSING_VALUES "P1")
+TEST(REF_P1 "UNDEFINED")
+TEST(REF_UNPARSED_ARGUMENTS "UNDEFINED")
+TEST(REF_O1 "TRUE")
+
+# counter test
+cmake_parse_arguments(REF "O1" "" "P1" P1 p1 p2 O1)
+TEST(REF_KEYWORDS_MISSING_VALUES "UNDEFINED")
+TEST(REF_P1 "p1;p2")
+TEST(REF_UNPARSED_ARGUMENTS "UNDEFINED")
+TEST(REF_O1 "TRUE")
+
+# multi_value_keywords followed by one_value_keyword
+cmake_parse_arguments(REF "" "P1" "P2" P2 P1 p1)
+TEST(REF_KEYWORDS_MISSING_VALUES "P2")
+TEST(REF_P1 "p1")
+TEST(REF_UNPARSED_ARGUMENTS "UNDEFINED")
+TEST(REF_P2 "UNDEFINED")
+
+# counter test
+cmake_parse_arguments(REF "" "P1" "P2" P2 p2 P1 p1)
+TEST(REF_KEYWORDS_MISSING_VALUES "UNDEFINED")
+TEST(REF_P1 "p1")
+TEST(REF_UNPARSED_ARGUMENTS "UNDEFINED")
+TEST(REF_P2 "p2")
+
+# one_value_keyword as last argument
+cmake_parse_arguments(REF "" "P1" "P2" A P2 p2 P1)
+TEST(REF_KEYWORDS_MISSING_VALUES "P1")
+TEST(REF_P1 "UNDEFINED")
+TEST(REF_UNPARSED_ARGUMENTS "A")
+TEST(REF_P2 "p2")
+
+# multi_value_keywords as last argument
+cmake_parse_arguments(REF "" "P1" "P2" P1 p1 P2)
+TEST(REF_KEYWORDS_MISSING_VALUES "P2")
+TEST(REF_P1 "p1")
+TEST(REF_P2 "UNDEFINED")
+
+# Multiple one_value_keyword and multi_value_keywords at different places
+cmake_parse_arguments(REF "O1;O2" "P1" "P2" P1 O1 P2 O2)
+TEST(REF_KEYWORDS_MISSING_VALUES P1 P2)
+TEST(REF_P1 "UNDEFINED")
+TEST(REF_P2 "UNDEFINED")
+
+# Duplicated missing keywords
+cmake_parse_arguments(REF "O1;O2" "P1" "P2" P1 O1 P2 O2 P1 P2)
+TEST(REF_KEYWORDS_MISSING_VALUES P1 P2)
+TEST(REF_P1 "UNDEFINED")
+TEST(REF_P2 "UNDEFINED")
+
+# make sure keywords that are never used, don't get added to KEYWORDS_MISSING_VALUES
+cmake_parse_arguments(REF "O1;O2" "P1" "P2")
+TEST(REF_KEYWORDS_MISSING_VALUES "UNDEFINED")
+TEST(REF_O1 FALSE)
+TEST(REF_O2 FALSE)
+TEST(REF_P1 UNDEFINED)
+TEST(REF_P2 UNDEFINED)
diff --git a/Tests/RunCMake/cmake_parse_arguments/RunCMakeTest.cmake b/Tests/RunCMake/cmake_parse_arguments/RunCMakeTest.cmake
index 1e15b3b..505840d 100644
--- a/Tests/RunCMake/cmake_parse_arguments/RunCMakeTest.cmake
+++ b/Tests/RunCMake/cmake_parse_arguments/RunCMakeTest.cmake
@@ -11,3 +11,4 @@
 run_cmake(BadArgvN3)
 run_cmake(BadArgvN4)
 run_cmake(CornerCasesArgvN)
+run_cmake(KeyWordsMissingValues)
diff --git a/Utilities/Release/upload_release.cmake b/Utilities/Release/upload_release.cmake
index bbc7437..3613ae7 100644
--- a/Utilities/Release/upload_release.cmake
+++ b/Utilities/Release/upload_release.cmake
@@ -1,6 +1,6 @@
 set(CTEST_RUN_CURRENT_SCRIPT 0)
 if(NOT VERSION)
- set(VERSION 3.13)
+ set(VERSION 3.14)
 endif()
 if(NOT DEFINED PROJECT_PREFIX)
   set(PROJECT_PREFIX cmake-${VERSION})