diff options
Diffstat (limited to 'lib/Basic/Targets.cpp')
| -rw-r--r-- | lib/Basic/Targets.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp index 3720d47e55..d5cb514b03 100644 --- a/lib/Basic/Targets.cpp +++ b/lib/Basic/Targets.cpp @@ -92,6 +92,9 @@ static void getDarwinDefines(MacroBuilder &Builder, const LangOptions &Opts, Builder.defineMacro("__APPLE__"); Builder.defineMacro("__MACH__"); Builder.defineMacro("OBJC_NEW_PROPERTIES"); + // AddressSanitizer doesn't play well with source fortification, which is on + // by default on Darwin. + if (Opts.AddressSanitizer) Builder.defineMacro("_FORTIFY_SOURCE", "0"); if (!Opts.ObjCAutoRefCount) { // __weak is always defined, for use in blocks and with objc pointers. |