xref: /aosp_15_r20/external/clang/test/FixIt/fixit-objc.m (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li// RUN: %clang_cc1 -pedantic -verify %s
2*67e74705SXin Li// RUN: cp %s %t
3*67e74705SXin Li// RUN: not %clang_cc1 -pedantic -fixit -x objective-c %t
4*67e74705SXin Li// RUN: %clang_cc1 -pedantic -Werror -x objective-c %t
5*67e74705SXin Li
6*67e74705SXin Li/* This is a test of the various code modification hints that are
7*67e74705SXin Li   provided as part of warning or extension diagnostics. All of the
8*67e74705SXin Li   warnings will be fixed by -fixit, and the resulting file should
9*67e74705SXin Li   compile cleanly with -Werror -pedantic. */
10*67e74705SXin Li
11*67e74705SXin Li@protocol X;
12*67e74705SXin Li
13*67e74705SXin Livoid foo() {
14*67e74705SXin Li  <X> *P;    // expected-warning{{protocol has no object type specified; defaults to qualified 'id'}}
15*67e74705SXin Li}
16*67e74705SXin Li
17*67e74705SXin Li@class A;
18*67e74705SXin Li@class NSString;
19*67e74705SXin Li
20*67e74705SXin Li@interface Test
21*67e74705SXin Li- (void)test:(NSString *)string;
22*67e74705SXin Li
23*67e74705SXin Li@property (copy) NSString *property;
24*67e74705SXin Li@end
25*67e74705SXin Li
26*67e74705SXin Livoid g(NSString *a);
27*67e74705SXin Livoid h(id a);
28*67e74705SXin Li
29*67e74705SXin Livoid f(Test *t) {
30*67e74705SXin Li  NSString *a = "Foo"; // expected-error {{string literal must be prefixed by '@'}}
31*67e74705SXin Li  id b = "Foo"; // expected-error {{string literal must be prefixed by '@'}}
32*67e74705SXin Li  g("Foo"); // expected-error {{string literal must be prefixed by '@'}}
33*67e74705SXin Li  h("Foo"); // expected-error {{string literal must be prefixed by '@'}}
34*67e74705SXin Li  h(("Foo")); // expected-error {{string literal must be prefixed by '@'}}
35*67e74705SXin Li  [t test:"Foo"]; // expected-error {{string literal must be prefixed by '@'}}
36*67e74705SXin Li  t.property = "Foo"; // expected-error {{string literal must be prefixed by '@'}}
37*67e74705SXin Li
38*67e74705SXin Li  // <rdar://problem/6896493>
39*67e74705SXin Li  [t test:@"Foo"]]; // expected-error{{extraneous ']' before ';'}}
40*67e74705SXin Li  g(@"Foo")); // expected-error{{extraneous ')' before ';'}}
41*67e74705SXin Li}
42*67e74705SXin Li
43*67e74705SXin Li// rdar://7861841
44*67e74705SXin Li@interface Radar7861841 {
45*67e74705SXin Li@public
46*67e74705SXin Li  int x;
47*67e74705SXin Li}
48*67e74705SXin Li
49*67e74705SXin Li@property (assign) int y;
50*67e74705SXin Li@end
51*67e74705SXin Li
52*67e74705SXin Liint 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'}}
53*67e74705SXin Li
54*67e74705SXin Liint 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?}}
55*67e74705SXin Li
56*67e74705SXin Li
57*67e74705SXin Li#define nil ((void*)0)
58*67e74705SXin Li#define NULL ((void*)0)
59*67e74705SXin Li
60*67e74705SXin Livoid sentinel(int x, ...) __attribute__((sentinel)); // expected-note{{function has been explicitly marked sentinel here}}
61*67e74705SXin Li
62*67e74705SXin Li@interface Sentinel
63*67e74705SXin Li- (void)sentinel:(int)x, ... __attribute__((sentinel)); // expected-note{{method has been explicitly marked sentinel here}}
64*67e74705SXin Li@end
65*67e74705SXin Li
66*67e74705SXin Livoid sentinel_test(Sentinel *a) {
67*67e74705SXin Li  sentinel(1, 2, 3); // expected-warning{{missing sentinel in function call}}
68*67e74705SXin Li  [a sentinel:1, 2, 3]; // expected-warning{{missing sentinel in method dispatch}}
69*67e74705SXin Li}
70*67e74705SXin Li
71*67e74705SXin Li@interface A
72*67e74705SXin Li@property (class) int c;
73*67e74705SXin Li@end
74*67e74705SXin Li
75*67e74705SXin Liint test(A *a) {
76*67e74705SXin Li  return a.c; // expected-error {{property 'c' is a class property; did you mean to access it with class 'A'}}
77*67e74705SXin Li}
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