11 lines
		
	
	
		
			367 B
		
	
	
	
		
			Objective-C
		
	
	
	
			
		
		
	
	
			11 lines
		
	
	
		
			367 B
		
	
	
	
		
			Objective-C
		
	
	
	
| // RUN: %clang_cc1 -fobjc-arc -fsyntax-only -Woverriding-method-mismatch %s -verify
 | |
| 
 | |
| __attribute__((objc_root_class))
 | |
| @interface NSFoo
 | |
| @end
 | |
| 
 | |
| // ARC qualifiers stacked with nullability.
 | |
| void accepts_arc_qualified(NSFoo * __unsafe_unretained _Nonnull obj) {
 | |
|   accepts_arc_qualified(0); // expected-warning{{null passed to a callee that requires a non-null argument}}
 | |
| }
 |