xref: /minix3/external/bsd/llvm/dist/clang/test/SemaObjC/nsobject-attribute-1.m (revision f4a2713ac843a11c696ec80c0a5e3e5d80b4d338)
1*f4a2713aSLionel Sambuc// RUN: %clang_cc1 -fblocks -fsyntax-only -verify -Wno-objc-root-class %s
2*f4a2713aSLionel Sambuc// expected-no-diagnostics
3*f4a2713aSLionel Sambuc
4*f4a2713aSLionel Sambuc@interface NSObject
5*f4a2713aSLionel Sambuc- (id)self;
6*f4a2713aSLionel Sambuc- (id)copy;
7*f4a2713aSLionel Sambuc@end
8*f4a2713aSLionel Sambuc
9*f4a2713aSLionel Sambuctypedef struct _foo  *__attribute__((NSObject)) Foo_ref;
10*f4a2713aSLionel Sambuc
11*f4a2713aSLionel Sambuc@interface TestObject {
12*f4a2713aSLionel Sambuc    Foo_ref dict;
13*f4a2713aSLionel Sambuc}
14*f4a2713aSLionel Sambuc@property(retain) Foo_ref dict;
15*f4a2713aSLionel Sambuc@end
16*f4a2713aSLionel Sambuc
17*f4a2713aSLionel Sambuc@implementation TestObject
18*f4a2713aSLionel Sambuc@synthesize dict;
19*f4a2713aSLionel Sambuc@end
20*f4a2713aSLionel Sambuc
21*f4a2713aSLionel Sambuc@interface NSDictionary
22*f4a2713aSLionel Sambuc- (int)retainCount;
23*f4a2713aSLionel Sambuc@end
24*f4a2713aSLionel Sambuc
25*f4a2713aSLionel Sambucint main(int argc, char *argv[]) {
26*f4a2713aSLionel Sambuc    NSDictionary *dictRef;
27*f4a2713aSLionel Sambuc    Foo_ref foo = (Foo_ref)dictRef;
28*f4a2713aSLionel Sambuc
29*f4a2713aSLionel Sambuc    // do Properties retain?
30*f4a2713aSLionel Sambuc    int before = [dictRef retainCount];
31*f4a2713aSLionel Sambuc    int after = [dictRef retainCount];
32*f4a2713aSLionel Sambuc
33*f4a2713aSLionel Sambuc    if ([foo retainCount] != [dictRef retainCount]) {
34*f4a2713aSLionel Sambuc    }
35*f4a2713aSLionel Sambuc
36*f4a2713aSLionel Sambuc    // do Blocks retain?
37*f4a2713aSLionel Sambuc    {
38*f4a2713aSLionel Sambuc        void (^block)(void) = ^{
39*f4a2713aSLionel Sambuc            [foo self];
40*f4a2713aSLionel Sambuc        };
41*f4a2713aSLionel Sambuc        before = [foo retainCount];
42*f4a2713aSLionel Sambuc        id save = [block copy];
43*f4a2713aSLionel Sambuc        after = [foo retainCount];
44*f4a2713aSLionel Sambuc        if (after <= before) {
45*f4a2713aSLionel Sambuc            ;
46*f4a2713aSLionel Sambuc        }
47*f4a2713aSLionel Sambuc    }
48*f4a2713aSLionel Sambuc    return 0;
49*f4a2713aSLionel Sambuc}
50