diff options
Diffstat (limited to 'clang/lib/Frontend/InitPreprocessor.cpp')
| -rw-r--r-- | clang/lib/Frontend/InitPreprocessor.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/clang/lib/Frontend/InitPreprocessor.cpp b/clang/lib/Frontend/InitPreprocessor.cpp index 466cbafff66..555054772d0 100644 --- a/clang/lib/Frontend/InitPreprocessor.cpp +++ b/clang/lib/Frontend/InitPreprocessor.cpp @@ -313,6 +313,8 @@ static void InitializePredefinedMacros(const TargetInfo &TI, // C++ translation unit. DefineBuiltinMacro(Buf, "__cplusplus=199711L"); DefineBuiltinMacro(Buf, "__private_extern__=extern"); + // Ugly hack to work with GNU libstdc++. + DefineBuiltinMacro(Buf, "_GNU_SOURCE=1"); } // Filter out some microsoft extensions when trying to parse in ms-compat |
