diff options
Diffstat (limited to 'clang/lib/Frontend/InitPreprocessor.cpp')
| -rw-r--r-- | clang/lib/Frontend/InitPreprocessor.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/clang/lib/Frontend/InitPreprocessor.cpp b/clang/lib/Frontend/InitPreprocessor.cpp index c736ca3ccc5..93c99890200 100644 --- a/clang/lib/Frontend/InitPreprocessor.cpp +++ b/clang/lib/Frontend/InitPreprocessor.cpp @@ -325,6 +325,14 @@ static void InitializePredefinedMacros(const TargetInfo &TI, Builder.defineMacro("__GNUC__", "4"); Builder.defineMacro("__GXX_ABI_VERSION", "1002"); + // Define macros for the C11 / C++11 memory orderings + Builder.defineMacro("__ATOMIC_RELAXED", "0"); + Builder.defineMacro("__ATOMIC_CONSUME", "1"); + Builder.defineMacro("__ATOMIC_ACQUIRE", "2"); + Builder.defineMacro("__ATOMIC_RELEASE", "3"); + Builder.defineMacro("__ATOMIC_ACQ_REL", "4"); + Builder.defineMacro("__ATOMIC_SEQ_CST", "5"); + // As sad as it is, enough software depends on the __VERSION__ for version // checks that it is necessary to report 4.2.1 (the base GCC version we claim // compatibility with) first. |
