Author: kremenek
Date: Fri Jan 4 13:04:44 2013
New Revision: 171504
URL: http://llvm.org/viewvc/llvm-project?rev=171504&view=rev
Log:
Add __has_feature support to detect if clang supports the explicit "atomic"
keyword for ObjC properties.
Fixes <rdar://problem/12953378>.
Modified:
cfe/trunk/lib/Lex/PPMacroExpansion.cpp
Modified: cfe/trunk/lib/Lex/PPMacroExpansion.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Lex/PPMacroExpansion.cpp?rev=171504&r1=171503&r2=171504&view=diff
==============================================================================
--- cfe/trunk/lib/Lex/PPMacroExpansion.cpp (original)
+++ cfe/trunk/lib/Lex/PPMacroExpansion.cpp Fri Jan 4 13:04:44 2013
@@ -818,6 +818,7 @@
.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)
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