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1// RUN: %clang_cc1 -pedantic -verify %s
2// RUN: cp %s %t
3// RUN: not %clang_cc1 -pedantic -fixit -x objective-c %t
4// RUN: %clang_cc1 -pedantic -Werror -x objective-c %t
5
6/* This is a test of the various code modification hints that are
7   provided as part of warning or extension diagnostics. All of the
8   warnings will be fixed by -fixit, and the resulting file should
9   compile cleanly with -Werror -pedantic. */
10
11@protocol X;
12
13void foo() {
14  <X> *P;    // expected-warning{{protocol has no object type specified; defaults to qualified 'id'}}
15}
16
17@class A;
18@class NSString;
19
20@interface Test
21- (void)test:(NSString *)string;
22
23@property (copy) NSString *property;
24@end
25
26void g(NSString *a);
27void h(id a);
28
29void f(Test *t) {
30  NSString *a = "Foo"; // expected-error {{string literal must be prefixed by '@'}}
31  id b = "Foo"; // expected-error {{string literal must be prefixed by '@'}}
32  g("Foo"); // expected-error {{string literal must be prefixed by '@'}}
33  h("Foo"); // expected-error {{string literal must be prefixed by '@'}}
34  h(("Foo")); // expected-error {{string literal must be prefixed by '@'}}
35  [t test:"Foo"]; // expected-error {{string literal must be prefixed by '@'}}
36  t.property = "Foo"; // expected-error {{string literal must be prefixed by '@'}}
37
38  // <rdar://problem/6896493>
39  [t test:@"Foo"]]; // expected-error{{extraneous ']' before ';'}}
40  g(@"Foo")); // expected-error{{extraneous ')' before ';'}}
41}
42
43// rdar://7861841
44@interface Radar7861841 {
45@public
46  int x;
47}
48
49@property (assign) int y;
50@end
51
52int 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
54int 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
56
57#define nil ((void*)0)
58#define NULL ((void*)0)
59
60void sentinel(int x, ...) __attribute__((sentinel)); // expected-note{{function has been explicitly marked sentinel here}}
61
62@interface Sentinel
63- (void)sentinel:(int)x, ... __attribute__((sentinel)); // expected-note{{method has been explicitly marked sentinel here}}
64@end
65
66void sentinel_test(Sentinel *a) {
67  sentinel(1, 2, 3); // expected-warning{{missing sentinel in function call}}
68  [a sentinel:1, 2, 3]; // expected-warning{{missing sentinel in method dispatch}}
69}
70
71@interface A
72@property (class) int c;
73@end
74
75int test(A *a) {
76  return a.c; // expected-error {{property 'c' is a class property; did you mean to access it with class 'A'}}
77}
78