xref: /aosp_15_r20/external/clang/test/SemaObjC/nsobject-attribute-1.m (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li// RUN: %clang_cc1 -fblocks -fsyntax-only -verify -Wno-objc-root-class %s
2*67e74705SXin Li// expected-no-diagnostics
3*67e74705SXin Li
4*67e74705SXin Li@interface NSObject
5*67e74705SXin Li- (id)self;
6*67e74705SXin Li- (id)copy;
7*67e74705SXin Li@end
8*67e74705SXin Li
9*67e74705SXin Litypedef struct _foo  *__attribute__((NSObject)) Foo_ref;
10*67e74705SXin Li
11*67e74705SXin Li@interface TestObject {
12*67e74705SXin Li    Foo_ref dict;
13*67e74705SXin Li}
14*67e74705SXin Li@property(retain) Foo_ref dict;
15*67e74705SXin Li@end
16*67e74705SXin Li
17*67e74705SXin Li@implementation TestObject
18*67e74705SXin Li@synthesize dict;
19*67e74705SXin Li@end
20*67e74705SXin Li
21*67e74705SXin Li@interface NSDictionary
22*67e74705SXin Li- (int)retainCount;
23*67e74705SXin Li@end
24*67e74705SXin Li
25*67e74705SXin Liint main(int argc, char *argv[]) {
26*67e74705SXin Li    NSDictionary *dictRef;
27*67e74705SXin Li    Foo_ref foo = (Foo_ref)dictRef;
28*67e74705SXin Li
29*67e74705SXin Li    // do Properties retain?
30*67e74705SXin Li    int before = [dictRef retainCount];
31*67e74705SXin Li    int after = [dictRef retainCount];
32*67e74705SXin Li
33*67e74705SXin Li    if ([foo retainCount] != [dictRef retainCount]) {
34*67e74705SXin Li    }
35*67e74705SXin Li
36*67e74705SXin Li    // do Blocks retain?
37*67e74705SXin Li    {
38*67e74705SXin Li        void (^block)(void) = ^{
39*67e74705SXin Li            [foo self];
40*67e74705SXin Li        };
41*67e74705SXin Li        before = [foo retainCount];
42*67e74705SXin Li        id save = [block copy];
43*67e74705SXin Li        after = [foo retainCount];
44*67e74705SXin Li        if (after <= before) {
45*67e74705SXin Li            ;
46*67e74705SXin Li        }
47*67e74705SXin Li    }
48*67e74705SXin Li    return 0;
49*67e74705SXin Li}
50