1// RUN: %clang_cc1 -fsyntax-only -fobjc-runtime-has-weak -fobjc-weak -fblocks -Wno-objc-root-class -std=c++98 -Wno-c++0x-extensions -verify %s
2
3@interface AnObject
4@property(weak) id value;
5@end
6
7__attribute__((objc_arc_weak_reference_unavailable))
8@interface NOWEAK : AnObject // expected-note 2 {{class is declared here}}
9@end
10
11struct S {
12  __weak id a; // expected-note {{because type 'S' has a member with __weak ownership}}
13};
14
15union U {
16  __weak id a;
17  S b;         // expected-error {{union member 'b' has a non-trivial copy constructor}}
18};
19
20void testCast(AnObject *o) {
21  __weak id a = reinterpret_cast<__weak NOWEAK *>(o); // expected-error {{class is incompatible with __weak references}} \
22                                                      // expected-error {{explicit ownership qualifier on cast result has no effect}} \
23                                                      // expected-error {{assignment of a weak-unavailable object to a __weak object}}
24
25  __weak id b = static_cast<__weak NOWEAK *>(o); // expected-error {{class is incompatible with __weak references}} \
26                                                 // expected-error {{explicit ownership qualifier on cast result has no effect}} \
27                                                 // expected-error {{assignment of a weak-unavailable object to a __weak object}}
28}
29