xref: /aosp_15_r20/external/clang/test/SemaObjCXX/objcbridge-attribute-arc.mm (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li// RUN: %clang_cc1 -fsyntax-only -x objective-c++ -fobjc-arc -verify -Wno-objc-root-class %s
2*67e74705SXin Li// rdar://15454846
3*67e74705SXin Li
4*67e74705SXin Litypedef struct __attribute__ ((objc_bridge(NSError))) __CFErrorRef * CFErrorRef; // expected-note 5 {{declared here}}
5*67e74705SXin Li
6*67e74705SXin Litypedef struct __attribute__ ((objc_bridge(MyError))) __CFMyErrorRef * CFMyErrorRef; // expected-note 1 {{declared here}}
7*67e74705SXin Li
8*67e74705SXin Litypedef 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*67e74705SXin Li
10*67e74705SXin Litypedef struct __attribute__ ((objc_bridge)) __CFArray *CFArrayRef; // expected-error {{'objc_bridge' attribute takes one argument}}
11*67e74705SXin Li
12*67e74705SXin Litypedef struct __attribute__((objc_bridge(NSLocale, NSError))) __CFLocale *CFLocaleRef;// expected-error {{use of undeclared identifier 'NSError'}}
13*67e74705SXin Li
14*67e74705SXin Litypedef struct __attribute__((objc_bridge(NSDictionary))) __CFDictionary * CFDictionaryRef;
15*67e74705SXin Li
16*67e74705SXin Litypedef union __attribute__((objc_bridge(NSUColor))) __CFUPrimeColor XXX;
17*67e74705SXin Litypedef XXX *CFUColor2Ref;
18*67e74705SXin Li
19*67e74705SXin Li@interface I
20*67e74705SXin Li{
21*67e74705SXin Li}
22*67e74705SXin Li@end
23*67e74705SXin Li
24*67e74705SXin Li@protocol NSTesting @end
25*67e74705SXin Li@class NSString;
26*67e74705SXin Li
27*67e74705SXin Litypedef struct __attribute__((objc_bridge(NSTesting))) __CFError *CFTestingRef; // expected-note {{declared here}}
28*67e74705SXin Li
29*67e74705SXin Liid Test1(CFTestingRef cf) {
30*67e74705SXin Li  return (NSString *)cf; // expected-error {{CF object of type 'CFTestingRef' (aka '__CFError *') is bridged to 'NSTesting', which is not an Objective-C class}} \
31*67e74705SXin Li                         // expected-error {{cast of C pointer type 'CFTestingRef' (aka '__CFError *') to Objective-C pointer type 'NSString *' requires a bridged cast}} \
32*67e74705SXin Li                         // expected-note {{use __bridge to convert directly (no change in ownership)}} \
33*67e74705SXin Li                         // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFTestingRef' (aka '__CFError *') into ARC}}
34*67e74705SXin Li}
35*67e74705SXin Li
36*67e74705SXin Litypedef CFErrorRef CFErrorRef1;
37*67e74705SXin Li
38*67e74705SXin Litypedef CFErrorRef1 CFErrorRef2; // expected-note 2 {{declared here}}
39*67e74705SXin Li
40*67e74705SXin Li@protocol P1 @end
41*67e74705SXin Li@protocol P2 @end
42*67e74705SXin Li@protocol P3 @end
43*67e74705SXin Li@protocol P4 @end
44*67e74705SXin Li@protocol P5 @end
45*67e74705SXin Li
46*67e74705SXin Li@interface NSError<P1, P2, P3> @end // expected-note 5 {{declared here}}
47*67e74705SXin Li
48*67e74705SXin Li@interface MyError : NSError // expected-note 1 {{declared here}}
49*67e74705SXin Li@end
50*67e74705SXin Li
51*67e74705SXin Li@interface NSUColor @end
52*67e74705SXin Li
53*67e74705SXin Li@class NSString;
54*67e74705SXin Li
55*67e74705SXin Livoid Test2(CFErrorRef2 cf, NSError *ns, NSString *str, Class c, CFUColor2Ref cf2) {
56*67e74705SXin Li  (void)(NSString *)cf; // expected-warning {{'CFErrorRef2' (aka '__CFErrorRef *') bridges to NSError, not 'NSString'}} \
57*67e74705SXin Li                        // expected-error {{cast of C pointer type 'CFErrorRef2' (aka '__CFErrorRef *') to Objective-C pointer type 'NSString *' requires a bridged cast}} \
58*67e74705SXin Li                        // expected-note {{__bridge to convert directly (no change in ownership)}} \
59*67e74705SXin Li                        // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFErrorRef2' (aka '__CFErrorRef *') into ARC}}
60*67e74705SXin Li  (void)(NSError *)cf; // expected-error {{cast of C pointer type 'CFErrorRef2' (aka '__CFErrorRef *') to Objective-C pointer type 'NSError *' requires a bridged cast}} \
61*67e74705SXin Li                       // expected-note {{use __bridge to convert directly (no change in ownership)}} \
62*67e74705SXin Li                       // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFErrorRef2' (aka '__CFErrorRef *') into ARC}}
63*67e74705SXin Li  (void)(MyError*)cf; // expected-error {{cast of C pointer type 'CFErrorRef2' (aka '__CFErrorRef *') to Objective-C pointer type 'MyError *' requires a bridged cast}} \
64*67e74705SXin Li                        // expected-note {{__bridge to convert directly (no change in ownership)}} \
65*67e74705SXin Li                        // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFErrorRef2' (aka '__CFErrorRef *') into ARC}} \
66*67e74705SXin Li			// expected-warning {{'CFErrorRef2' (aka '__CFErrorRef *') bridges to NSError, not 'MyError'}}
67*67e74705SXin Li  (void)(NSUColor *)cf2; // expected-error {{cast of C pointer type 'CFUColor2Ref' (aka '__CFUPrimeColor *') to Objective-C pointer type 'NSUColor *' requires a bridged cast}} \
68*67e74705SXin Li                         // expected-note {{use __bridge to convert directly (no change in ownership)}} \
69*67e74705SXin Li                         // expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFUColor2Ref' (aka '__CFUPrimeColor *') into ARC}}
70*67e74705SXin Li  (void)(CFErrorRef)ns; // expected-error {{cast of Objective-C pointer type 'NSError *' to C pointer type 'CFErrorRef' (aka '__CFErrorRef *') requires a bridged cast}} \
71*67e74705SXin Li                        // expected-note {{use __bridge to convert directly (no change in ownership)}} \
72*67e74705SXin Li 			// expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFErrorRef' (aka '__CFErrorRef *')}}
73*67e74705SXin Li  (void)(CFErrorRef)str;  // expected-warning {{'NSString' cannot bridge to 'CFErrorRef' (aka '__CFErrorRef *')}} \\
74*67e74705SXin Li                          // expected-error {{cast of Objective-C pointer type 'NSString *' to C pointer type 'CFErrorRef' (aka '__CFErrorRef *') requires a bridged cast}} \
75*67e74705SXin Li                        // expected-note {{use __bridge to convert directly (no change in ownership)}} \
76*67e74705SXin Li 			// expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFErrorRef' (aka '__CFErrorRef *')}}
77*67e74705SXin Li  (void)(Class)cf; // expected-warning {{'CFErrorRef2' (aka '__CFErrorRef *') bridges to NSError, not 'Class'}} \\
78*67e74705SXin Li                   // expected-error {{cast of C pointer type 'CFErrorRef2' (aka '__CFErrorRef *') to Objective-C pointer type 'Class' requires a bridged cast}} \
79*67e74705SXin Li 			// expected-note {{use __bridge to convert directly (no change in ownership)}} \
80*67e74705SXin Li			// expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFErrorRef2' (aka '__CFErrorRef *') into ARC}}
81*67e74705SXin Li  (void)(CFErrorRef)c; // expected-warning {{'__unsafe_unretained Class' cannot bridge to 'CFErrorRef' (aka '__CFErrorRef *}} \\
82*67e74705SXin Li                       // expected-error {{cast of Objective-C pointer type 'Class' to C pointer type 'CFErrorRef' (aka '__CFErrorRef *') requires a bridged cast}} \
83*67e74705SXin Li			// expected-note {{use __bridge to convert directly (no change in ownership)}} \
84*67e74705SXin Li			// expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFErrorRef' (aka '__CFErrorRef *')}}
85*67e74705SXin Li}
86*67e74705SXin Li
87*67e74705SXin Li
88*67e74705SXin Livoid Test3(CFErrorRef cf, NSError *ns) {
89*67e74705SXin Li  (void)(id)cf; // expected-error {{cast of C pointer type 'CFErrorRef' (aka '__CFErrorRef *') to Objective-C pointer type 'id' requires a bridged cast}} \
90*67e74705SXin Li		// expected-note {{use __bridge to convert directly (no change in ownership)}} \
91*67e74705SXin Li		// expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFErrorRef' (aka '__CFErrorRef *') into ARC}}
92*67e74705SXin Li (void)(id<P1, P2>)cf; // expected-error {{cast of C pointer type 'CFErrorRef' (aka '__CFErrorRef *') to Objective-C pointer type 'id<P1,P2>' requires a bridged cast}} \
93*67e74705SXin Li		// expected-note {{use __bridge to convert directly (no change in ownership)}} \
94*67e74705SXin Li		// expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFErrorRef' (aka '__CFErrorRef *') into ARC}}
95*67e74705SXin Li (void)(id<P1, P2, P4>)cf; // expected-warning {{'CFErrorRef' (aka '__CFErrorRef *') bridges to NSError, not 'id<P1,P2,P4>'}} \
96*67e74705SXin Li                           // expected-error {{cast of C pointer type 'CFErrorRef' (aka '__CFErrorRef *') to Objective-C pointer type 'id<P1,P2,P4>' requires a bridged cast}} \
97*67e74705SXin Li		// expected-note {{use __bridge to convert directly (no change in ownership)}} \
98*67e74705SXin Li		// expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFErrorRef' (aka '__CFErrorRef *') into ARC}}
99*67e74705SXin Li}
100*67e74705SXin Li
101*67e74705SXin Livoid Test4(CFMyErrorRef cf) {
102*67e74705SXin Li   (void)(id)cf; // expected-error {{cast of C pointer type 'CFMyErrorRef' (aka '__CFMyErrorRef *') to Objective-C pointer type 'id' requires a bridged cast}} \
103*67e74705SXin Li			// expected-note {{use __bridge to convert directly (no change in ownership)}} \
104*67e74705SXin Li			// expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFMyErrorRef' (aka '__CFMyErrorRef *') into ARC}}
105*67e74705SXin Li (void)(id<P1, P2>)cf; // expected-error {{cast of C pointer type 'CFMyErrorRef' (aka '__CFMyErrorRef *') to Objective-C pointer type 'id<P1,P2>' requires a bridged cast}} \
106*67e74705SXin Li			// expected-note {{use __bridge to convert directly (no change in ownership)}} \
107*67e74705SXin Li			// expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFMyErrorRef' (aka '__CFMyErrorRef *') into ARC}}
108*67e74705SXin Li (void)(id<P1, P2, P3>)cf; // expected-error {{cast of C pointer type 'CFMyErrorRef' (aka '__CFMyErrorRef *') to Objective-C pointer type 'id<P1,P2,P3>' requires a bridged cast}} \
109*67e74705SXin Li			// expected-note {{use __bridge to convert directly (no change in ownership)}} \
110*67e74705SXin Li			// expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFMyErrorRef' (aka '__CFMyErrorRef *') into ARC}}
111*67e74705SXin Li (void)(id<P2, P3>)cf; // expected-error {{cast of C pointer type 'CFMyErrorRef' (aka '__CFMyErrorRef *') to Objective-C pointer type 'id<P2,P3>' requires a bridged cast}} \
112*67e74705SXin Li			// expected-note {{use __bridge to convert directly (no change in ownership)}} \
113*67e74705SXin Li			// expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFMyErrorRef' (aka '__CFMyErrorRef *') into ARC}}
114*67e74705SXin Li (void)(id<P1, P2, P4>)cf; // expected-warning {{'CFMyErrorRef' (aka '__CFMyErrorRef *') bridges to MyError, not 'id<P1,P2,P4>'}} \
115*67e74705SXin Li                           // expected-error {{cast of C pointer type 'CFMyErrorRef' (aka '__CFMyErrorRef *') to Objective-C pointer type 'id<P1,P2,P4>' requires a bridged cast}} \
116*67e74705SXin Li				// expected-note {{use __bridge to convert directly (no change in ownership)}} \
117*67e74705SXin Li				// expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFMyErrorRef' (aka '__CFMyErrorRef *') into ARC}}
118*67e74705SXin Li}
119*67e74705SXin Li
120*67e74705SXin Livoid Test5(id<P1, P2, P3> P123, id ID, id<P1, P2, P3, P4> P1234, id<P1, P2> P12, id<P2, P3> P23) {
121*67e74705SXin Li (void)(CFErrorRef)ID; // expected-error {{cast of Objective-C pointer type 'id' to C pointer type 'CFErrorRef' (aka '__CFErrorRef *') requires a bridged cast}} \
122*67e74705SXin Li			// expected-note {{use __bridge to convert directly (no change in ownership)}} \
123*67e74705SXin Li			// expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFErrorRef' (aka '__CFErrorRef *')}}
124*67e74705SXin Li (void)(CFErrorRef)P123; // expected-error {{cast of Objective-C pointer type 'id<P1,P2,P3>' to C pointer type 'CFErrorRef' (aka '__CFErrorRef *') requires a bridged cast}} \
125*67e74705SXin Li			// expected-note {{use __bridge to convert directly (no change in ownership)}} \
126*67e74705SXin Li			// expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFErrorRef' (aka '__CFErrorRef *')}}
127*67e74705SXin Li (void)(CFErrorRef)P1234; // expected-error {{cast of Objective-C pointer type 'id<P1,P2,P3,P4>' to C pointer type 'CFErrorRef' (aka '__CFErrorRef *') requires a bridged cast}} \
128*67e74705SXin Li			// expected-note {{use __bridge to convert directly (no change in ownership)}} \
129*67e74705SXin Li			// expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFErrorRef' (aka '__CFErrorRef *')}}
130*67e74705SXin Li (void)(CFErrorRef)P12; // expected-error {{cast of Objective-C pointer type 'id<P1,P2>' to C pointer type 'CFErrorRef' (aka '__CFErrorRef *') requires a bridged cast}} \
131*67e74705SXin Li			// expected-note {{use __bridge to convert directly (no change in ownership)}} \
132*67e74705SXin Li			// expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFErrorRef' (aka '__CFErrorRef *')}}
133*67e74705SXin Li (void)(CFErrorRef)P23; // expected-error {{cast of Objective-C pointer type 'id<P2,P3>' to C pointer type 'CFErrorRef' (aka '__CFErrorRef *') requires a bridged cast}} \
134*67e74705SXin Li			// expected-note {{use __bridge to convert directly (no change in ownership)}} \
135*67e74705SXin Li			// expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFErrorRef' (aka '__CFErrorRef *')}}
136*67e74705SXin Li}
137*67e74705SXin Li
138*67e74705SXin Livoid Test6(id<P1, P2, P3> P123, id ID, id<P1, P2, P3, P4> P1234, id<P1, P2> P12, id<P2, P3> P23) {
139*67e74705SXin Li
140*67e74705SXin Li (void)(CFMyErrorRef)ID; // expected-error {{cast of Objective-C pointer type 'id' to C pointer type 'CFMyErrorRef' (aka '__CFMyErrorRef *') requires a bridged cast}} \
141*67e74705SXin Li				// expected-note {{use __bridge to convert directly (no change in ownership)}} \
142*67e74705SXin Li				// expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFMyErrorRef' (aka '__CFMyErrorRef *')}}
143*67e74705SXin Li (void)(CFMyErrorRef)P123; // expected-error {{cast of Objective-C pointer type 'id<P1,P2,P3>' to C pointer type 'CFMyErrorRef' (aka '__CFMyErrorRef *') requires a bridged cast}} \
144*67e74705SXin Li				// expected-note {{use __bridge to convert directly (no change in ownership)}} \
145*67e74705SXin Li				// expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFMyErrorRef' (aka '__CFMyErrorRef *')}}
146*67e74705SXin Li (void)(CFMyErrorRef)P1234; // expected-error {{cast of Objective-C pointer type 'id<P1,P2,P3,P4>' to C pointer type 'CFMyErrorRef' (aka '__CFMyErrorRef *') requires a bridged cast}} \
147*67e74705SXin Li				// expected-note {{use __bridge to convert directly (no change in ownership)}} \
148*67e74705SXin Li				// expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFMyErrorRef' (aka '__CFMyErrorRef *')}}
149*67e74705SXin Li (void)(CFMyErrorRef)P12; // expected-error {{cast of Objective-C pointer type 'id<P1,P2>' to C pointer type 'CFMyErrorRef' (aka '__CFMyErrorRef *') requires a bridged cast}} \
150*67e74705SXin Li				// expected-note {{use __bridge to convert directly (no change in ownership)}} \
151*67e74705SXin Li				// expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFMyErrorRef' (aka '__CFMyErrorRef *')}}
152*67e74705SXin Li (void)(CFMyErrorRef)P23; // expected-error {{cast of Objective-C pointer type 'id<P2,P3>' to C pointer type 'CFMyErrorRef' (aka '__CFMyErrorRef *') requires a bridged cast}} \
153*67e74705SXin Li				// expected-note {{use __bridge to convert directly (no change in ownership)}} \
154*67e74705SXin Li				// expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFMyErrorRef' (aka '__CFMyErrorRef *')}}
155*67e74705SXin Li}
156*67e74705SXin Li
157*67e74705SXin Litypedef struct __attribute__ ((objc_bridge(MyPersonalError))) __CFMyPersonalErrorRef * CFMyPersonalErrorRef;  // expected-note 1 {{declared here}}
158*67e74705SXin Li
159*67e74705SXin Li@interface MyPersonalError : NSError <P4> // expected-note 1 {{declared here}}
160*67e74705SXin Li@end
161*67e74705SXin Li
162*67e74705SXin Livoid Test7(id<P1, P2, P3> P123, id ID, id<P1, P2, P3, P4> P1234, id<P1, P2> P12, id<P2, P3> P23) {
163*67e74705SXin Li (void)(CFMyPersonalErrorRef)ID; // expected-error {{cast of Objective-C pointer type 'id' to C pointer type 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') requires a bridged cast}} \
164*67e74705SXin Li				 // expected-note {{use __bridge to convert directly (no change in ownership)}} \
165*67e74705SXin Li				 // expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *')}}
166*67e74705SXin Li (void)(CFMyPersonalErrorRef)P123; // expected-error {{cast of Objective-C pointer type 'id<P1,P2,P3>' to C pointer type 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') requires a bridged cast}} \
167*67e74705SXin Li				 // expected-note {{use __bridge to convert directly (no change in ownership)}} \
168*67e74705SXin Li				 // expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *')}}
169*67e74705SXin Li (void)(CFMyPersonalErrorRef)P1234; // expected-error {{cast of Objective-C pointer type 'id<P1,P2,P3,P4>' to C pointer type 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') requires a bridged cast}} \
170*67e74705SXin Li				 // expected-note {{use __bridge to convert directly (no change in ownership)}} \
171*67e74705SXin Li				 // expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *')}}
172*67e74705SXin Li (void)(CFMyPersonalErrorRef)P12; // expected-error {{cast of Objective-C pointer type 'id<P1,P2>' to C pointer type 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') requires a bridged cast}} \
173*67e74705SXin Li				 // expected-note {{use __bridge to convert directly (no change in ownership)}} \
174*67e74705SXin Li				 // expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *')}}
175*67e74705SXin Li (void)(CFMyPersonalErrorRef)P23; // expected-error {{cast of Objective-C pointer type 'id<P2,P3>' to C pointer type 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') requires a bridged cast}} \
176*67e74705SXin Li				 // expected-note {{use __bridge to convert directly (no change in ownership)}} \
177*67e74705SXin Li				 // expected-note {{use __bridge_retained to make an ARC object available as a +1 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *')}}
178*67e74705SXin Li}
179*67e74705SXin Li
180*67e74705SXin Livoid Test8(CFMyPersonalErrorRef cf) {
181*67e74705SXin Li  (void)(id)cf; // expected-error {{cast of C pointer type 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') to Objective-C pointer type 'id' requires a bridged cast}} \
182*67e74705SXin Li		// expected-note {{use __bridge to convert directly (no change in ownership)}} \
183*67e74705SXin Li		// expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') into ARC}}
184*67e74705SXin Li  (void)(id<P1>)cf; // expected-error {{cast of C pointer type 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') to Objective-C pointer type 'id<P1>' requires a bridged cast}} \
185*67e74705SXin Li		// expected-note {{use __bridge to convert directly (no change in ownership)}} \
186*67e74705SXin Li		// expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') into ARC}}
187*67e74705SXin Li  (void)(id<P1, P2>)cf; // expected-error {{cast of C pointer type 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') to Objective-C pointer type 'id<P1,P2>' requires a bridged cast}} \
188*67e74705SXin Li		// expected-note {{use __bridge to convert directly (no change in ownership)}} \
189*67e74705SXin Li		// expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') into ARC}}
190*67e74705SXin Li  (void)(id<P1, P2, P3>)cf; // expected-error {{cast of C pointer type 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') to Objective-C pointer type 'id<P1,P2,P3>' requires a bridged cast}} \
191*67e74705SXin Li		// expected-note {{use __bridge to convert directly (no change in ownership)}} \
192*67e74705SXin Li		// expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') into ARC}}
193*67e74705SXin Li  (void)(id<P1, P2, P3, P4>)cf; // expected-error {{cast of C pointer type 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') to Objective-C pointer type 'id<P1,P2,P3,P4>' requires a bridged cast}} \
194*67e74705SXin Li		// expected-note {{use __bridge to convert directly (no change in ownership)}} \
195*67e74705SXin Li		// expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') into ARC}}
196*67e74705SXin Li  (void)(id<P1, P2, P3, P4, P5>)cf; // expected-warning {{'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') bridges to MyPersonalError, not 'id<P1,P2,P3,P4,P5>'}} \
197*67e74705SXin Li                                    // expected-error {{cast of C pointer type 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') to Objective-C pointer type 'id<P1,P2,P3,P4,P5>' requires a bridged cast}} \
198*67e74705SXin Li		// expected-note {{use __bridge to convert directly (no change in ownership)}} \
199*67e74705SXin Li		// expected-note {{use __bridge_transfer to transfer ownership of a +1 'CFMyPersonalErrorRef' (aka '__CFMyPersonalErrorRef *') into ARC}}
200*67e74705SXin Li}
201*67e74705SXin Li
202*67e74705SXin Livoid Test9(CFErrorRef2 cf, NSError *ns, NSString *str, Class c, CFUColor2Ref cf2) {
203*67e74705SXin Li  (void)(__bridge NSString *)cf; // expected-warning {{'CFErrorRef2' (aka '__CFErrorRef *') bridges to NSError, not 'NSString'}}
204*67e74705SXin Li  (void)(__bridge NSError *)cf; // okay
205*67e74705SXin Li  (void)(__bridge NSUColor *)cf2; // okay
206*67e74705SXin Li  (void)(__bridge CFErrorRef)ns; // okay
207*67e74705SXin Li  (void)(__bridge CFErrorRef)str;  // expected-warning {{'NSString' cannot bridge to 'CFErrorRef' (aka '__CFErrorRef *')}}
208*67e74705SXin Li  (void)(__bridge Class)cf; // expected-warning {{'CFErrorRef2' (aka '__CFErrorRef *') bridges to NSError, not 'Class'}}
209*67e74705SXin Li  (void)(__bridge CFErrorRef)c; // expected-warning {{'__unsafe_unretained Class' cannot bridge to 'CFErrorRef' (aka '__CFErrorRef *')}}
210*67e74705SXin Li}
211