diff options
| author | Ted Kremenek <kremenek@apple.com> | 2013-01-04 19:04:44 +0000 |
|---|---|---|
| committer | Ted Kremenek <kremenek@apple.com> | 2013-01-04 19:04:44 +0000 |
| commit | e4057c203c71873d93aead38d626b3cd29584d8a (patch) | |
| tree | 8fb721af083cabc9beb1c11b76a99b5673cdc150 | |
| parent | e756b65deb75be660232a63d7e23f76123d76480 (diff) | |
Add __has_feature support to detect if clang supports the explicit "atomic" keyword for ObjC properties.
Fixes <rdar://problem/12953378>.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@171504 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Lex/PPMacroExpansion.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/Lex/PPMacroExpansion.cpp b/lib/Lex/PPMacroExpansion.cpp index 49ba601b45..3de6cdb39d 100644 --- a/lib/Lex/PPMacroExpansion.cpp +++ b/lib/Lex/PPMacroExpansion.cpp @@ -818,6 +818,7 @@ static bool HasFeature(const Preprocessor &PP, const IdentifierInfo *II) { .Case("objc_instancetype", LangOpts.ObjC2) .Case("objc_modules", LangOpts.ObjC2 && LangOpts.Modules) .Case("objc_nonfragile_abi", LangOpts.ObjCRuntime.isNonFragile()) + .Case("objc_property_explicit_atomic", true) // Does clang support explicit "atomic" keyword? .Case("objc_weak_class", LangOpts.ObjCRuntime.hasWeakClassImport()) .Case("ownership_holds", true) .Case("ownership_returns", true) |