1 | // RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s |
2 | // rdar://15454846 |
3 | |
4 | typedef struct __attribute__ ((objc_bridge(NSError))) __CFErrorRef * CFErrorRef; // expected-note 3 {{declared here}} |
5 | |
6 | typedef struct __attribute__ ((objc_bridge(MyError))) __CFMyErrorRef * CFMyErrorRef; // expected-note 1 {{declared here}} |
7 | |
8 | typedef struct __attribute__((objc_bridge(12))) __CFMyColor *CFMyColorRef; // expected-error {{parameter of 'objc_bridge' attribute must be a single name of an Objective-C class}} |
9 | |
10 | typedef struct __attribute__ ((objc_bridge)) __CFArray *CFArrayRef; // expected-error {{'objc_bridge' attribute takes one argument}} |
11 | |
12 | typedef void * __attribute__ ((objc_bridge(NSURL))) CFURLRef; // expected-error {{parameter of 'objc_bridge' attribute must be 'id' when used on a typedef}} |
13 | |
14 | typedef void * CFStringRef __attribute__ ((objc_bridge(NSString))); // expected-error {{parameter of 'objc_bridge' attribute must be 'id' when used on a typedef}} |
15 | |
16 | typedef struct __attribute__((objc_bridge(NSLocale, NSError))) __CFLocale *CFLocaleRef;// expected-error {{use of undeclared identifier 'NSError'}} |
17 | |
18 | typedef struct __CFData __attribute__((objc_bridge(NSData))) CFDataRef; // expected-error {{parameter of 'objc_bridge' attribute must be 'id' when used on a typedef}} |
19 | |
20 | typedef struct __attribute__((objc_bridge(NSDictionary))) __CFDictionary * CFDictionaryRef; // expected-note {{declared here}} |
21 | |
22 | typedef struct __CFSetRef * CFSetRef __attribute__((objc_bridge(NSSet))); // expected-error {{parameter of 'objc_bridge' attribute must be 'id' when used on a typedef}} |
23 | |
24 | typedef union __CFUColor __attribute__((objc_bridge(NSUColor))) * CFUColorRef; // expected-error {{parameter of 'objc_bridge' attribute must be 'id' when used on a typedef}} |
25 | |
26 | typedef union __CFUColor __attribute__((objc_bridge(NSUColor))) *CFUColor1Ref; // expected-error {{parameter of 'objc_bridge' attribute must be 'id' when used on a typedef}} |
27 | |
28 | typedef union __attribute__((objc_bridge(NSUColor))) __CFUPrimeColor XXX; |
29 | typedef XXX *CFUColor2Ref; |
30 | |
31 | typedef const void *ConstVoidRef __attribute__((objc_bridge(id))); |
32 | typedef void *VoidRef __attribute__((objc_bridge(id))); |
33 | typedef struct Opaque *OpaqueRef __attribute__((objc_bridge(id))); // expected-error {{'objc_bridge(id)' is only allowed on structs and typedefs of void pointers}} |
34 | |
35 | #if !__has_feature(objc_bridge_id_on_typedefs) |
36 | #error objc_bridge(id) on typedefs feature not found! |
37 | #endif |
38 | |
39 | @interface I |
40 | { |
41 | __attribute__((objc_bridge(NSError))) void * color; // expected-error {{'objc_bridge' attribute only applies to structs, unions, classes, and typedefs}}; |
42 | } |
43 | @end |
44 | |
45 | @protocol NSTesting @end |
46 | @class NSString; |
47 | |
48 | typedef struct __attribute__((objc_bridge(NSTesting))) __CFError *CFTestingRef; // expected-note {{declared here}} |
49 | |
50 | id Test1(CFTestingRef cf) { |
51 | return (NSString *)cf; // expected-error {{CF object of type 'CFTestingRef' (aka 'struct __CFError *') is bridged to 'NSTesting', which is not an Objective-C class}} |
52 | } |
53 | |
54 | typedef CFErrorRef CFErrorRef1; |
55 | |
56 | typedef CFErrorRef1 CFErrorRef2; // expected-note {{declared here}} |
57 | |
58 | @protocol P1 @end |
59 | @protocol P2 @end |
60 | @protocol P3 @end |
61 | @protocol P4 @end |
62 | @protocol P5 @end |
63 | |
64 | @interface NSError<P1, P2, P3> @end // expected-note 3 {{declared here}} |
65 | |
66 | @interface MyError : NSError // expected-note 1 {{declared here}} |
67 | @end |
68 | |
69 | @interface NSUColor @end |
70 | |
71 | @class NSString; |
72 | |
73 | void Test2(CFErrorRef2 cf, NSError *ns, NSString *str, Class c, CFUColor2Ref cf2) { |
74 | (void)(NSString *)cf; // expected-warning {{'CFErrorRef2' (aka 'struct __CFErrorRef *') bridges to NSError, not 'NSString'}} |
75 | (void)(NSError *)cf; // okay |
76 | (void)(MyError*)cf; // expected-warning {{'CFErrorRef2' (aka 'struct __CFErrorRef *') bridges to NSError, not 'MyError'}} |
77 | (void)(NSUColor *)cf2; // okay |
78 | (void)(CFErrorRef)ns; // okay |
79 | (void)(CFErrorRef)str; // expected-warning {{'NSString' cannot bridge to 'CFErrorRef' (aka 'struct __CFErrorRef *')}} |
80 | (void)(Class)cf; // expected-warning {{'CFErrorRef2' (aka 'struct __CFErrorRef *') bridges to NSError, not 'Class'}} |
81 | (void)(CFErrorRef)c; // expected-warning {{'Class' cannot bridge to 'CFErrorRef'}} |
82 | } |
83 | |
84 | |
85 | void Test3(CFErrorRef cf, NSError *ns) { |
86 | (void)(id)cf; // okay |
87 | (void)(id<P1, P2>)cf; // okay |
88 | (void)(id<P1, P2, P4>)cf; // expected-warning {{'CFErrorRef' (aka 'struct __CFErrorRef *') bridges to NSError, not 'id<P1,P2,P4>'}} |
89 | } |
90 | |
91 | void Test4(CFMyErrorRef cf) { |
92 | (void)(id)cf; // okay |
93 | (void)(id<P1, P2>)cf; // ok |
94 | (void)(id<P1, P2, P3>)cf; // ok |
95 | (void)(id<P2, P3>)cf; // ok |
96 | (void)(id<P1, P2, P4>)cf; // expected-warning {{'CFMyErrorRef' (aka 'struct __CFMyErrorRef *') bridges to MyError, not 'id<P1,P2,P4>'}} |
97 | } |
98 | |
99 | void Test5(id<P1, P2, P3> P123, id ID, id<P1, P2, P3, P4> P1234, id<P1, P2> P12, id<P2, P3> P23) { |
100 | (void)(CFErrorRef)ID; // ok |
101 | (void)(CFErrorRef)P123; // ok |
102 | (void)(CFErrorRef)P1234; // ok |
103 | (void)(CFErrorRef)P12; // ok |
104 | (void)(CFErrorRef)P23; // ok |
105 | } |
106 | |
107 | void Test6(id<P1, P2, P3> P123, id ID, id<P1, P2, P3, P4> P1234, id<P1, P2> P12, id<P2, P3> P23) { |
108 | |
109 | (void)(CFMyErrorRef)ID; // ok |
110 | (void)(CFMyErrorRef)P123; // ok |
111 | (void)(CFMyErrorRef)P1234; // ok |
112 | (void)(CFMyErrorRef)P12; // ok |
113 | (void)(CFMyErrorRef)P23; // ok |
114 | } |
115 | |
116 | typedef struct __attribute__ ((objc_bridge(MyPersonalError))) __CFMyPersonalErrorRef * CFMyPersonalErrorRef; // expected-note 1 {{declared here}} |
117 | |
118 | @interface MyPersonalError : NSError <P4> // expected-note 1 {{declared here}} |
119 | @end |
120 | |
121 | void Test7(id<P1, P2, P3> P123, id ID, id<P1, P2, P3, P4> P1234, id<P1, P2> P12, id<P2, P3> P23) { |
122 | (void)(CFMyPersonalErrorRef)ID; // ok |
123 | (void)(CFMyPersonalErrorRef)P123; // ok |
124 | (void)(CFMyPersonalErrorRef)P1234; // ok |
125 | (void)(CFMyPersonalErrorRef)P12; // ok |
126 | (void)(CFMyPersonalErrorRef)P23; // ok |
127 | } |
128 | |
129 | void Test8(CFMyPersonalErrorRef cf) { |
130 | (void)(id)cf; // ok |
131 | (void)(id<P1>)cf; // ok |
132 | (void)(id<P1, P2>)cf; // ok |
133 | (void)(id<P1, P2, P3>)cf; // ok |
134 | (void)(id<P1, P2, P3, P4>)cf; // ok |
135 | (void)(id<P1, P2, P3, P4, P5>)cf; // expected-warning {{'CFMyPersonalErrorRef' (aka 'struct __CFMyPersonalErrorRef *') bridges to MyPersonalError, not 'id<P1,P2,P3,P4,P5>'}} |
136 | } |
137 | |
138 | CFDictionaryRef bar() __attribute__((cf_returns_not_retained)); |
139 | @class NSNumber; |
140 | |
141 | void Test9() { |
142 | NSNumber *w2 = (NSNumber*) bar(); // expected-error {{CF object of type 'CFDictionaryRef' (aka 'struct __CFDictionary *') is bridged to 'NSDictionary', which is not an Objective-C class}} |
143 | } |
144 | |
145 | // rdar://18311183 |
146 | @interface NSObject @end |
147 | |
148 | @interface NSFont : NSObject @end |
149 | |
150 | typedef struct __attribute__ ((objc_bridge(NSFont))) __CFFontRef * CFFontRef; |
151 | |
152 | void Test10(CFFontRef cf) { |
153 | (void)(__bridge NSObject *)cf; |
154 | } |
155 | |