Objective-C. Fixes a bug where "new" family attribute

was not being overridden in the category method implementation
resulting in bogus warning. // rdar://15919775

llvm-svn: 200342

clang/lib/Sema/SemaDeclObjC.cpp

@@ -3165,7 +3165,8 @@ Decl *Sema::ActOnMethodDeclaration(
                                                    ObjCMethod->getLocation()));
     }
     if (isa<ObjCCategoryImplDecl>(ImpDecl)) {
-      ObjCMethodFamily family = ObjCMethod->getMethodFamily();
+      ObjCMethodFamily family = 
+        ObjCMethod->getSelector().getMethodFamily();
       if (family == OMF_dealloc && IMD && IMD->isOverriding()) 
         Diag(ObjCMethod->getLocation(), diag::warn_dealloc_in_category)
           << ObjCMethod->getDeclName();

clang/test/SemaObjC/dealloc.m

@@ -39,3 +39,17 @@
 - (void)dealloc { // expected-warning {{-dealloc is being overridden in a category}}
 }
 @end
+
+// rdar://15919775
+@interface NSObject @end
+@interface NSError:NSObject
+@end
+
+@interface NSError(CAT)
+- (NSError *)MCCopyAsPrimaryError __attribute__((objc_method_family(new)));
+@end
+@implementation NSError(CAT)
+- (NSError *)MCCopyAsPrimaryError {
+  return 0;
+}
+@end