diff options
Diffstat (limited to 'clang/lib/Basic/Targets.cpp')
| -rw-r--r-- | clang/lib/Basic/Targets.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/clang/lib/Basic/Targets.cpp b/clang/lib/Basic/Targets.cpp index ac13b950752..ef3cf89299e 100644 --- a/clang/lib/Basic/Targets.cpp +++ b/clang/lib/Basic/Targets.cpp @@ -994,6 +994,10 @@ public: DefineStd(Builder, "WIN32", Opts); DefineStd(Builder, "WINNT", Opts); Builder.defineMacro("_X86_"); + if (Opts.ObjC1) + // __weak is always defined, for use in blocks and with objc pointers, + // even for i686-pc-win32 targets. + Builder.defineMacro("__weak", "__attribute__((objc_gc(weak)))"); } }; } // end anonymous namespace |
