| # Distributed under the OSI-approved BSD 3-Clause License. See accompanying |
| # file Copyright.txt or https://cmake.org/licensing for details. |
| |
| #[=======================================================================[.rst: |
| TestForANSIForScope |
| ------------------- |
| |
| Check for ANSI for scope support |
| |
| Check if the compiler restricts the scope of variables declared in a |
| for-init-statement to the loop body. |
| |
| :: |
| |
| CMAKE_NO_ANSI_FOR_SCOPE - holds result |
| #]=======================================================================] |
| |
| if(NOT DEFINED CMAKE_ANSI_FOR_SCOPE) |
| message(STATUS "Check for ANSI scope") |
| try_compile(CMAKE_ANSI_FOR_SCOPE ${CMAKE_BINARY_DIR} |
| ${CMAKE_ROOT}/Modules/TestForAnsiForScope.cxx |
| OUTPUT_VARIABLE OUTPUT) |
| if (CMAKE_ANSI_FOR_SCOPE) |
| message(STATUS "Check for ANSI scope - found") |
| set (CMAKE_NO_ANSI_FOR_SCOPE 0 CACHE INTERNAL |
| "Does the compiler support ansi for scope.") |
| file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log |
| "Determining if the CXX compiler understands ansi for scopes passed with " |
| "the following output:\n${OUTPUT}\n\n") |
| else () |
| message(STATUS "Check for ANSI scope - not found") |
| set (CMAKE_NO_ANSI_FOR_SCOPE 1 CACHE INTERNAL |
| "Does the compiler support ansi for scope.") |
| file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log |
| "Determining if the CXX compiler understands ansi for scopes failed with " |
| "the following output:\n${OUTPUT}\n\n") |
| endif () |
| endif() |
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