70 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			Objective-C
		
	
	
	
	
	
			
		
		
	
	
			70 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			Objective-C
		
	
	
	
	
	
| // RUN: %clang_cc1 -pedantic -verify %s
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| // RUN: cp %s %t
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| // RUN: not %clang_cc1 -pedantic -fixit -x objective-c %t
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| // RUN: %clang_cc1 -pedantic -Werror -x objective-c %t
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| 
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| /* This is a test of the various code modification hints that are
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|    provided as part of warning or extension diagnostics. All of the
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|    warnings will be fixed by -fixit, and the resulting file should
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|    compile cleanly with -Werror -pedantic. */
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| 
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| @protocol X;
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| 
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| void foo() {
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|   <X> *P;    // expected-warning{{protocol has no object type specified; defaults to qualified 'id'}}
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| }
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| 
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| @class A;
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| @class NSString;
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| 
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| @interface Test
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| - (void)test:(NSString *)string; // expected-note{{passing argument to parameter 'string' here}}
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| 
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| @property (copy) NSString *property;
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| @end
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| 
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| void g(NSString *a); // expected-note{{passing argument to parameter 'a' here}}
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| void h(id a); // expected-note 2{{passing argument to parameter 'a' here}}
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| 
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| void f(Test *t) {
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|   NSString *a = "Foo"; // expected-warning {{string literal must be prefixed by '@'}}
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|   id b = "Foo"; // expected-warning {{incompatible pointer types initializing 'id' with an expression of type 'char [4]'}}
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|   g("Foo"); // expected-warning {{string literal must be prefixed by '@'}}
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|   h("Foo"); // expected-warning{{incompatible pointer types passing 'char [4]' to parameter of type 'id'}}
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|   h(("Foo")); // expected-warning{{incompatible pointer types passing 'char [4]' to parameter of type 'id'}}
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|   [t test:"Foo"]; // expected-warning {{string literal must be prefixed by '@'}}
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|   t.property = "Foo"; // expected-warning {{string literal must be prefixed by '@'}}
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| 
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|   // <rdar://problem/6896493>
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|   [t test:@"Foo"]]; // expected-error{{extraneous ']' before ';'}}
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|   g(@"Foo")); // expected-error{{extraneous ')' before ';'}}
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| }
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| 
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| // rdar://7861841
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| @interface Radar7861841 {
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| @public
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|   int x;
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| }
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| 
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| @property (assign) int y;
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| @end
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| 
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| int f0(Radar7861841 *a) { return a.x; } // expected-error {{property 'x' not found on object of type 'Radar7861841 *'; did you mean to access instance variable 'x'}}
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| 
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| int f1(Radar7861841 *a) { return a->y; } // expected-error {{property 'y' found on object of type 'Radar7861841 *'; did you mean to access it with the "." operator?}}
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| 
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| 
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| #define nil ((void*)0)
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| #define NULL ((void*)0)
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| 
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| void sentinel(int x, ...) __attribute__((sentinel)); // expected-note{{function has been explicitly marked sentinel here}}
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| 
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| @interface Sentinel
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| - (void)sentinel:(int)x, ... __attribute__((sentinel)); // expected-note{{method has been explicitly marked sentinel here}}
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| @end
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| 
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| void sentinel_test(Sentinel *a) {
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|   sentinel(1, 2, 3); // expected-warning{{missing sentinel in function call}}
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|   [a sentinel:1, 2, 3]; // expected-warning{{missing sentinel in method dispatch}}
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| }
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