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[MSVC Compatibility] Classify ext_ms_cast_fn_obj as DefaultError 

This non-conforming extension was introduced to make it possible for us
to correctly compile <atomic> in VS 2013 and 2015.  Let's limit its
impact to system headers to encourage portable code.

llvm-svn: 244650
This commit is contained in:
David Majnemer 2015-08-11 19:25:13 +00:00
parent 99eb4685ef
commit f6ae8ae025
2 changed files with 2 additions and 2 deletions
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2
clang/include/clang/Basic/DiagnosticSemaKinds.td
View File

@ -5436,7 +5436,7 @@ def ext_cast_fn_obj : Extension<
def ext_ms_cast_fn_obj : ExtWarn<
"static_cast between pointer-to-function and pointer-to-object is a "
"Microsoft extension">,
InGroup<MicrosoftCast>;
InGroup<MicrosoftCast>, DefaultError, SFINAEFailure;
def warn_cxx98_compat_cast_fn_obj : Warning<
"cast between pointer-to-function and pointer-to-object is incompatible with C++98">,
InGroup<CXX98CompatPedantic>, DefaultIgnore;

2
clang/test/SemaCXX/MicrosoftCompatibility-cxx98.cpp
View File

@ -1,4 +1,4 @@
// RUN: %clang_cc1 %s -triple i686-pc-win32 -fsyntax-only -std=c++98 -Wmicrosoft -verify -fms-compatibility -fexceptions -fcxx-exceptions
// RUN: %clang_cc1 %s -triple i686-pc-win32 -fsyntax-only -std=c++98 -Wmicrosoft -verify -fms-compatibility -fexceptions -fcxx-exceptions -Wno-error=microsoft-cast
//MSVC allows forward enum declaration