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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 | ba9186c6fca2b8dd7885c909e7b1fd76c537c4ed (patch) | |
| tree | 653edffc8ec8157bc44aea4ee78cfe618f52fe3f /lib/Frontend/InitPreprocessor.cpp | |
| parent | a2d8669b09363d3d3a3c67982e08a38c8ed015d0 (diff) | |
Teach the frontend to provide the builtin preprocessor defines for
-ffast-math.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@147440 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Frontend/InitPreprocessor.cpp')
| -rw-r--r-- | lib/Frontend/InitPreprocessor.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/Frontend/InitPreprocessor.cpp b/lib/Frontend/InitPreprocessor.cpp index f601f3d73a..74c2ec90ec 100644 --- a/lib/Frontend/InitPreprocessor.cpp +++ b/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. |