[cfe-commits] r128337 - in /cfe/trunk: lib/Lex/PPMacroExpansion.cpp test/Parser/attr-availability.c

[Douglas Gregor]

Author: dgregor
Date: Sat Mar 26 07:16:15 2011
New Revision: 128337

URL: http://llvm.org/viewvc/llvm-project?rev=128337&view=rev
Log:
Add a __has_feature check for the 'availability' attribute

Modified:
    cfe/trunk/lib/Lex/PPMacroExpansion.cpp
    cfe/trunk/test/Parser/attr-availability.c

Modified: cfe/trunk/lib/Lex/PPMacroExpansion.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Lex/PPMacroExpansion.cpp?rev=128337&r1=128336&r2=128337&view=diff
==============================================================================
--- cfe/trunk/lib/Lex/PPMacroExpansion.cpp (original)
+++ cfe/trunk/lib/Lex/PPMacroExpansion.cpp Sat Mar 26 07:16:15 2011
@@ -530,6 +530,7 @@
 
   return llvm::StringSwitch<bool>(II->getName())
            .Case("attribute_analyzer_noreturn", true)
+           .Case("attribute_availability", true)
            .Case("attribute_cf_returns_not_retained", true)
            .Case("attribute_cf_returns_retained", true)
            .Case("attribute_deprecated_with_message", true)

Modified: cfe/trunk/test/Parser/attr-availability.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Parser/attr-availability.c?rev=128337&r1=128336&r2=128337&view=diff
==============================================================================
--- cfe/trunk/test/Parser/attr-availability.c (original)
+++ cfe/trunk/test/Parser/attr-availability.c Sat Mar 26 07:16:15 2011
@@ -1,4 +1,9 @@
 // RUN: %clang_cc1 -fsyntax-only -verify %s
+
+#if !__has_feature(attribute_availability)
+#  error 'availability' attribute is not available
+#endif
+
 void f0() __attribute__((availability(macosx,introduced=10.2,deprecated=10.4,obsoleted=10.6)));
 
 void f1() __attribute__((availability(macosx,deprecated=10.4,introduced=10.2,obsoleted=10.6)));