Add has_feature objc_class_property.

rdar://23891898

llvm-svn: 263171

diff --git a/clang/lib/Lex/PPMacroExpansion.cpp b/clang/lib/Lex/PPMacroExpansion.cpp
index 2c9a375..62166b2 100644 (file)
--- a/clang/lib/Lex/PPMacroExpansion.cpp
+++ b/clang/lib/Lex/PPMacroExpansion.cpp
@@ -1127,6 +1127,7 @@ static bool HasFeature(const Preprocessor &PP, const IdentifierInfo *II) {
       .Case("objc_bridge_id_on_typedefs", true)
       .Case("objc_generics", LangOpts.ObjC2)
       .Case("objc_generics_variance", LangOpts.ObjC2)
+      .Case("objc_class_property", LangOpts.ObjC2)
       // C11 features
       .Case("c_alignas", LangOpts.C11)
       .Case("c_alignof", LangOpts.C11)

diff --git a/clang/test/SemaObjC/objc-class-property.m b/clang/test/SemaObjC/objc-class-property.m
index 7775440..0058ee3 100644 (file)
--- a/clang/test/SemaObjC/objc-class-property.m
+++ b/clang/test/SemaObjC/objc-class-property.m
@@ -1,5 +1,9 @@
 // RUN: %clang_cc1 -fsyntax-only -verify %s
 
+#if !__has_feature(objc_class_property)
+#error does not support class property
+#endif
+
 @interface Root
 -(id) alloc;
 -(id) init;