Merge remote-tracking branch 'origin/swift-4.0-branch' into stable
diff --git a/include/clang/Basic/DiagnosticGroups.td b/include/clang/Basic/DiagnosticGroups.td
index a2dcc70..48345f0 100644
--- a/include/clang/Basic/DiagnosticGroups.td
+++ b/include/clang/Basic/DiagnosticGroups.td
@@ -145,6 +145,7 @@
def GNUFoldingConstant : DiagGroup<"gnu-folding-constant">;
def FormatExtraArgs : DiagGroup<"format-extra-args">;
def FormatZeroLength : DiagGroup<"format-zero-length">;
+def CXX1zCompatMangling : DiagGroup<"c++1z-compat-mangling">;
// Warnings for C++1y code which is not compatible with prior C++ standards.
def CXXPre14Compat : DiagGroup<"c++98-c++11-compat">;
@@ -205,7 +206,8 @@
[CXXPre1zCompatPedantic]>;
def CXX1zCompat : DiagGroup<"c++1z-compat", [DeprecatedRegister,
- DeprecatedIncrementBool]>;
+ DeprecatedIncrementBool,
+ CXX1zCompatMangling]>;
def ExitTimeDestructors : DiagGroup<"exit-time-destructors">;
def FlexibleArrayExtensions : DiagGroup<"flexible-array-extensions">;
diff --git a/include/clang/Basic/DiagnosticSemaKinds.td b/include/clang/Basic/DiagnosticSemaKinds.td
index da28313..7b68dbb 100644
--- a/include/clang/Basic/DiagnosticSemaKinds.td
+++ b/include/clang/Basic/DiagnosticSemaKinds.td
@@ -497,7 +497,7 @@
InGroup<Deprecated>, DefaultIgnore;
def warn_cxx1z_compat_exception_spec_in_signature : Warning<
"mangled name of %0 will change in C++17 due to non-throwing exception "
- "specification in function signature">, InGroup<CXX1zCompat>;
+ "specification in function signature">, InGroup<CXX1zCompatMangling>;
def warn_global_constructor : Warning<
"declaration requires a global constructor">,
diff --git a/test/SemaCXX/cxx1z-noexcept-function-type.cpp b/test/SemaCXX/cxx1z-noexcept-function-type.cpp
index a3f7109..2797964 100644
--- a/test/SemaCXX/cxx1z-noexcept-function-type.cpp
+++ b/test/SemaCXX/cxx1z-noexcept-function-type.cpp
@@ -1,5 +1,6 @@
// RUN: %clang_cc1 -std=c++14 -verify -fexceptions -fcxx-exceptions %s
// RUN: %clang_cc1 -std=c++1z -verify -fexceptions -fcxx-exceptions %s -Wno-dynamic-exception-spec
+// RUN: %clang_cc1 -std=c++14 -verify -fexceptions -fcxx-exceptions -Wno-c++1z-compat-mangling -DNO_COMPAT_MANGLING %s
#if __cplusplus > 201402L
@@ -81,7 +82,7 @@
auto f5() -> void (*)() throw();
auto f6() -> void (&)() throw();
auto f7() -> void (X::*)() throw();
-#if __cplusplus <= 201402L
+#if __cplusplus <= 201402L && !defined(NO_COMPAT_MANGLING)
// expected-warning@-8 {{mangled name of 'f1' will change in C++17 due to non-throwing exception specification in function signature}}
// expected-warning@-8 {{mangled name of 'f2' will change in C++17 due to non-throwing exception specification in function signature}}
// expected-warning@-8 {{mangled name of 'f3' will change in C++17 due to non-throwing exception specification in function signature}}