xref: /llvm-project/clang/test/SemaObjC/property.m (revision 0f1c1be1968076d6f96f8a7bcc4a15cf195ecd97)
1// RUN: %clang_cc1 -triple i386-apple-darwin9 -fobjc-runtime=macosx-fragile-10.5 -fsyntax-only -verify -Wno-objc-root-class %s
2
3@interface I
4{
5	int IVAR; // expected-note{{instance variable is declared here}}
6	int name;
7}
8@property int d1;
9@property id  prop_id; // expected-warning {{no 'assign', 'retain', or 'copy' attribute is specified - 'assign' is assumed}}, expected-warning {{default property attribute 'assign' not appropriate for object}}
10@property int name;
11@end
12
13@interface I(CAT)
14@property int d1;
15@end
16
17@implementation I
18@synthesize d1;		// expected-error {{synthesized property 'd1' must either be named the same as}}
19@dynamic    bad;	// expected-error {{property implementation must have its declaration in interface 'I'}}
20@synthesize prop_id;	// expected-error {{synthesized property 'prop_id' must either be named the same}}  // expected-note {{previous declaration is here}}
21@synthesize prop_id = IVAR;	// expected-error {{type of property 'prop_id' ('id') does not match type of instance variable 'IVAR' ('int')}} // expected-error {{property 'prop_id' is already implemented}}
22@synthesize name;	// OK! property with same name as an accessible ivar of same name
23@end
24
25@implementation I(CAT)
26@synthesize d1;		// expected-error {{@synthesize not allowed in a category's implementation}}
27@dynamic bad;		// expected-error {{property implementation must have its declaration in the category 'CAT'}}
28@end
29
30@implementation E	// expected-warning {{cannot find interface declaration for 'E'}}
31@dynamic d;		// expected-error {{property implementation must have its declaration in interface 'E'}}
32@end
33
34@implementation Q(MYCAT)  // expected-error {{cannot find interface declaration for 'Q'}}
35@dynamic d;		// expected-error {{property implementation in a category with no category declaration}}
36@end
37
38@interface Foo
39@property double bar;
40@end
41
42int func1(void) {
43   id foo;
44   double bar = [foo bar];
45   return 0;
46}
47
48// PR3932
49typedef id BYObjectIdentifier;
50@interface Foo1  {
51  void *isa;
52}
53@property(copy) BYObjectIdentifier identifier;
54@end
55
56@interface Foo2
57{
58  int ivar;
59}
60@property int treeController;  // expected-note {{property declared here}}
61@property int ivar;	// OK
62@property int treeController;  // expected-error {{property has a previous declaration}}
63@end
64
65@synthesize window; // expected-error {{missing context for property implementation declaration}}
66
67Class test6_getClass(void);
68@interface Test6
69@end
70@implementation Test6
71+ (float) globalValue { return 5.0f; }
72+ (float) gv { return test6_getClass().globalValue; }
73@end
74
75@interface Test7
76@property unsigned length;
77@end
78void test7(Test7 *t) {
79  char data[t.length] = {};
80}
81