Don't define __STDC__ when compiling with -fms-extensions
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@61223 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Lex/Preprocessor.cpp b/lib/Lex/Preprocessor.cpp
index 3fa76fa..7800fb5 100644
--- a/lib/Lex/Preprocessor.cpp
+++ b/lib/Lex/Preprocessor.cpp
@@ -430,7 +430,8 @@
// and __DATE__ etc.
// These should all be defined in the preprocessor according to the
// current language configuration.
- DefineBuiltinMacro(Buf, "__STDC__=1");
+ if (!PP.getLangOptions().Microsoft)
+ DefineBuiltinMacro(Buf, "__STDC__=1");
if (PP.getLangOptions().AsmPreprocessor)
DefineBuiltinMacro(Buf, "__ASSEMBLER__=1");
if (PP.getLangOptions().C99 && !PP.getLangOptions().CPlusPlus)