1 // RUN: %clang_cc1 -x objective-c++ -triple x86_64-apple-darwin11 -fobjc-runtime-has-weak -fsyntax-only -fobjc-arc -verify %s
2 // RUN: %clang_cc1 -x objective-c++ -triple x86_64-apple-darwin11 -fobjc-runtime-has-weak -fsyntax-only -fobjc-weak -verify %s
4 __attribute__((objc_arc_weak_reference_unavailable))
5 @interface NSOptOut1072 // expected-note {{class is declared here}}
8 @interface sub : NSOptOut1072 @end // expected-note 2 {{class is declared here}}
11 __weak sub *w2; // expected-error {{class is incompatible with __weak references}}
13 __weak NSOptOut1072 *ns1; // expected-error {{class is incompatible with __weak references}}
17 ns1 = (__weak sub *)obj; // expected-error {{assignment of a weak-unavailable object to a __weak object}} \
18 // expected-error {{class is incompatible with __weak references}} \
19 // expected-error {{explicit ownership qualifier on cast result has no effect}}
22 __attribute__((objc_arc_weak_reference_unavailable))
28 NOWEAK * strong1 = [NOWEAK new];
30 weak1 = strong1; // expected-error {{assignment of a weak-unavailable object to a __weak object}}
32 __weak id weak2 = strong1; // expected-error {{assignment of a weak-unavailable object to a __weak object}}
33 return (__weak id)strong1; // expected-error {{cast of weak-unavailable object of type 'NOWEAK *' to a __weak object of type '__weak id'}} \
34 // expected-error {{explicit ownership qualifier on cast result has no effect}}
40 NOWEAK<P, P1> * Test2() {
41 NOWEAK<P, P1> * strong1 = 0;
43 weak1 = strong1; // expected-error {{assignment of a weak-unavailable object to a __weak object}}
45 __weak id<P> weak2 = strong1; // expected-error {{assignment of a weak-unavailable object to a __weak object}}
46 return (__weak id<P, P1>)strong1; // expected-error {{cast of weak-unavailable object of type 'NOWEAK<P,P1> *' to a __weak object of type '__weak id<P,P1>'}} \
47 // expected-error {{explicit ownership qualifier on cast result has no effect}}