Fix <rdar://problem/6320086> parser rejects block capturing ivar.

llvm-svn: 59444

clang/lib/Sema/Sema.cpp

@@ -241,5 +241,8 @@ const LangOptions &Sema::getLangOptions() const {
 }
 
 ObjCMethodDecl *Sema::getCurMethodDecl() {
-  return dyn_cast<ObjCMethodDecl>(CurContext);
+  DeclContext *DC = CurContext;
+  while (isa<BlockDecl>(DC))
+    DC = DC->getParent();
+  return dyn_cast<ObjCMethodDecl>(DC);
 }

clang/test/SemaObjC/block-ivar.m

@@ -0,0 +1,19 @@
+// RUN: clang -fsyntax-only -verify %s
+
+@interface NSObject {
+  struct objc_object *isa;
+}
+@end
+@interface Foo : NSObject {
+  int _prop;
+}
+@end
+
+@implementation Foo
+- (int)doSomething {
+  int (^blk)(void) = ^{ return _prop; };
+  return blk();
+}
+
+@end
+