95 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Objective-C
		
	
	
	
			
		
		
	
	
			95 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Objective-C
		
	
	
	
| // RUN: %clang_cc1 -pedantic -fsyntax-only -verify %s
 | |
| 
 | |
| @protocol MyProto1 
 | |
| @end
 | |
| 
 | |
| @protocol MyProto2 
 | |
| @end
 | |
| 
 | |
| @interface INTF @end
 | |
| 
 | |
| id<MyProto1> Func(INTF <MyProto1, MyProto2> *p2) // expected-note 2{{passing argument to parameter 'p2' here}}
 | |
| {
 | |
| 	return p2;
 | |
| }
 | |
| 
 | |
| 
 | |
| 
 | |
| 
 | |
|  id<MyProto1> Gunc(id <MyProto1, MyProto2>p2)
 | |
| {
 | |
| 	return p2;
 | |
| }
 | |
| 
 | |
| 
 | |
|  id<MyProto1> Gunc1(id <MyProto1, MyProto2>p2)
 | |
| {
 | |
| 	return p2;
 | |
| }
 | |
| 
 | |
| id<MyProto1, MyProto2> Gunc2(id <MyProto1>p2)
 | |
| {
 | |
| 	Func(p2);	// expected-warning {{passing 'id<MyProto1>' to parameter of incompatible type 'INTF<MyProto1,MyProto2> *'}}
 | |
| 	return p2;	// expected-warning {{returning 'id<MyProto1>' from a function with incompatible result type 'id<MyProto1,MyProto2>'}}
 | |
| }
 | |
| 
 | |
| 
 | |
| 
 | |
| id<MyProto1> Gunc3(id <MyProto2>p2)
 | |
| {
 | |
| 	return p2;	 // expected-warning {{returning 'id<MyProto2>' from a function with incompatible result type 'id<MyProto1>'}}
 | |
| }
 | |
| 
 | |
| 
 | |
| id<MyProto1, MyProto2> Gunc4(id <MyProto2, MyProto1>p2)
 | |
| {
 | |
| 	return p2;
 | |
| }
 | |
| 
 | |
| 
 | |
| 
 | |
| INTF<MyProto1> * Hunc(id <MyProto1, MyProto2>p2)
 | |
| {
 | |
| 	return p2;
 | |
| }
 | |
| 
 | |
| 
 | |
| INTF<MyProto1> * Hunc1(id <MyProto1, MyProto2>p2)
 | |
| {
 | |
| 	return p2;
 | |
| }
 | |
| 
 | |
| INTF<MyProto1, MyProto2> * Hunc2(id <MyProto1>p2)
 | |
| {
 | |
| 	Func(p2);	// expected-warning {{passing 'id<MyProto1>' to parameter of incompatible type 'INTF<MyProto1,MyProto2> *'}}
 | |
| 	return p2;	// expected-warning {{returning 'id<MyProto1>' from a function with incompatible result type 'INTF<MyProto1,MyProto2> *'}}
 | |
| }
 | |
| 
 | |
| INTF<MyProto1> * Hunc3(id <MyProto2>p2)
 | |
| {
 | |
| 	return p2;	 // expected-warning {{returning 'id<MyProto2>' from a function with incompatible result type 'INTF<MyProto1> *'}}
 | |
| }
 | |
| 
 | |
| 
 | |
| INTF<MyProto1, MyProto2> * Hunc4(id <MyProto2, MyProto1>p2)
 | |
| {
 | |
| 	return p2;
 | |
| }
 | |
| 
 | |
| id Iunc(id <MyProto1, MyProto2>p2)
 | |
| {
 | |
| 	return p2;
 | |
| }
 | |
| 
 | |
| 
 | |
| id<MyProto1> Iunc1(id p2)
 | |
| {
 | |
| 	return p2;
 | |
| }
 | |
| 
 | |
| id<MyProto1, MyProto2> Iunc2(id p2)
 | |
| {
 | |
| 	Iunc(p2);	
 | |
| 	return p2;
 | |
| }
 |