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| author | Chandler Carruth <chandlerc@gmail.com> | 2012-01-03 02:46:46 +0000 |
|---|---|---|
| committer | Chandler Carruth <chandlerc@gmail.com> | 2012-01-03 02:46:46 +0000 |
| commit | 3a5ff5cbd21e5f853a2f1c796090ffa9e364836e (patch) | |
| tree | 551a263b77772587a2ced6766a144dfae63b33e7 /clang/lib/Frontend/InitPreprocessor.cpp | |
| parent | cbcc98fb50f5b110a1c0f13fe475832a5c7a3866 (diff) | |
| download | bcm5719-llvm-3a5ff5cbd21e5f853a2f1c796090ffa9e364836e.tar.gz bcm5719-llvm-3a5ff5cbd21e5f853a2f1c796090ffa9e364836e.zip | |
Teach the frontend to provide the builtin preprocessor defines for
-ffast-math.
llvm-svn: 147440
Diffstat (limited to 'clang/lib/Frontend/InitPreprocessor.cpp')
| -rw-r--r-- | clang/lib/Frontend/InitPreprocessor.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/clang/lib/Frontend/InitPreprocessor.cpp b/clang/lib/Frontend/InitPreprocessor.cpp index f601f3d73ab..74c2ec90ece 100644 --- a/clang/lib/Frontend/InitPreprocessor.cpp +++ b/clang/lib/Frontend/InitPreprocessor.cpp @@ -411,6 +411,9 @@ static void InitializePredefinedMacros(const TargetInfo &TI, if (LangOpts.OptimizeSize) Builder.defineMacro("__OPTIMIZE_SIZE__"); + if (LangOpts.FastMath) + Builder.defineMacro("__FAST_MATH__"); + // Initialize target-specific preprocessor defines. // Define type sizing macros based on the target properties. |
