You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
29 lines
1.3 KiB
29 lines
1.3 KiB
// 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
|
|
|
|
@interface AnObject
|
|
@property(weak) id value;
|
|
@end
|
|
|
|
__attribute__((objc_arc_weak_reference_unavailable))
|
|
@interface NOWEAK : AnObject // expected-note 2 {{class is declared here}}
|
|
@end
|
|
|
|
struct S {
|
|
__weak id a; // expected-note {{because type 'S' has a member with __weak ownership}}
|
|
};
|
|
|
|
union U {
|
|
__weak id a;
|
|
S b; // expected-error {{union member 'b' has a non-trivial copy constructor}}
|
|
};
|
|
|
|
void testCast(AnObject *o) {
|
|
__weak id a = reinterpret_cast<__weak NOWEAK *>(o); // expected-error {{class is incompatible with __weak references}} \
|
|
// expected-error {{explicit ownership qualifier on cast result has no effect}} \
|
|
// expected-error {{assignment of a weak-unavailable object to a __weak object}}
|
|
|
|
__weak id b = static_cast<__weak NOWEAK *>(o); // expected-error {{class is incompatible with __weak references}} \
|
|
// expected-error {{explicit ownership qualifier on cast result has no effect}} \
|
|
// expected-error {{assignment of a weak-unavailable object to a __weak object}}
|
|
}
|