30 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Objective-C
		
	
	
	
			
		
		
	
	
			30 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Objective-C
		
	
	
	
| // RUN: %clang_cc1 -x objective-c %s -fsyntax-only -verify
 | |
| // rdar://8592641
 | |
| Class f0() { return objc_getClass("a"); } // expected-warning {{implicitly declaring library function 'objc_getClass' with type 'id (const char *)'}} \
 | |
| 					  // expected-note {{include the header <objc/runtime.h> or explicitly provide a declaration for 'objc_getClass'}}
 | |
| 
 | |
| // rdar://8735023
 | |
| Class f1() { return objc_getMetaClass("a"); } // expected-warning {{implicitly declaring library function 'objc_getMetaClass' with type 'id (const char *)'}} \
 | |
| 					  // expected-note {{include the header <objc/runtime.h> or explicitly provide a declaration for 'objc_getMetaClass'}}
 | |
| 
 | |
| void f2(id val) { objc_enumerationMutation(val); } // expected-warning {{implicitly declaring library function 'objc_enumerationMutation' with type 'void (id)'}} \
 | |
| 						   // expected-note {{include the header <objc/runtime.h> or explicitly provide a declaration for 'objc_enumerationMutation'}}
 | |
| 
 | |
| long double f3(id self, SEL op) { return objc_msgSend_fpret(self, op); } // expected-warning {{implicitly declaring library function 'objc_msgSend_fpret' with type 'long double (id, SEL, ...)'}} \
 | |
|     // expected-note {{include the header <objc/message.h> or explicitly provide a declaration for 'objc_msgSend_fpret'}}
 | |
| 
 | |
| id f4(struct objc_super *super, SEL op) { // expected-warning {{declaration of 'struct objc_super' will not be visible outside of this function}}
 | |
|   return objc_msgSendSuper(super, op); // expected-warning {{implicitly declaring library function 'objc_msgSendSuper' with type 'id (struct objc_super *, SEL, ...)'}} \
 | |
| 					// expected-note {{include the header <objc/message.h> or explicitly provide a declaration for 'objc_msgSendSuper'}}
 | |
| }
 | |
| 
 | |
| id f5(id val, id *dest) {
 | |
|   return objc_assign_strongCast(val, dest); // expected-warning {{implicitly declaring library function 'objc_assign_strongCast' with type 'id (id, id *)'}} \
 | |
| 					    // expected-note {{include the header <objc/objc-auto.h> or explicitly provide a declaration for 'objc_assign_strongCast'}}
 | |
| }
 | |
| 
 | |
| int f6(Class exceptionClass, id exception) {
 | |
|   return objc_exception_match(exceptionClass, exception); // expected-warning {{implicitly declaring library function 'objc_exception_match' with type 'int (id, id)'}} \
 | |
|   							  // expected-note {{include the header <objc/objc-exception.h> or explicitly provide a declaration for 'objc_exception_match'}}
 | |
| }
 |