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| author | Douglas Gregor <dgregor@apple.com> | 2009-08-06 04:09:28 +0000 |
|---|---|---|
| committer | Douglas Gregor <dgregor@apple.com> | 2009-08-06 04:09:28 +0000 |
| commit | 36dd131b4981f31c4520c5430d21f4d159954c4d (patch) | |
| tree | 193e706b033496d76a0d2c05dbce4ac750ecd91f /lib/Frontend/InitPreprocessor.cpp | |
| parent | 3e01c1d7ac5a0e336b1bbcf866e33b904de30706 (diff) | |
Predefine __cplusplus to the right value (199711L), except when in GNU mode.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@78283 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Frontend/InitPreprocessor.cpp')
| -rw-r--r-- | lib/Frontend/InitPreprocessor.cpp | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/lib/Frontend/InitPreprocessor.cpp b/lib/Frontend/InitPreprocessor.cpp index 3ab59315c8..877c788a1f 100644 --- a/lib/Frontend/InitPreprocessor.cpp +++ b/lib/Frontend/InitPreprocessor.cpp @@ -305,7 +305,13 @@ static void InitializePredefinedMacros(const TargetInfo &TI, DefineBuiltinMacro(Buf, "__EXCEPTIONS=1"); DefineBuiltinMacro(Buf, "__GNUG__=4"); DefineBuiltinMacro(Buf, "__GXX_WEAK__=1"); - DefineBuiltinMacro(Buf, "__cplusplus=1"); + if (LangOpts.GNUMode) + DefineBuiltinMacro(Buf, "__cplusplus=1"); + else + // C++ [cpp.predefined]p1: + // The name_ _cplusplusis defined to the value199711Lwhen compiling a + // C++ translation unit. + DefineBuiltinMacro(Buf, "__cplusplus=199711L"); DefineBuiltinMacro(Buf, "__private_extern__=extern"); } |