1// RUN: %clang_cc1  -Wstrict-selector-match -fsyntax-only -verify %s
2
3@interface Foo
4-(int) method; // expected-note {{using}}
5@end
6
7@interface Bar
8-(float) method;	// expected-note {{also found}}
9@end
10
11int main() { [(id)0 method]; } // expected-warning {{multiple methods named 'method' found}}
12
13@interface Object @end
14
15@interface Class1
16- (void)setWindow:(Object *)wdw;	// expected-note {{using}}
17@end
18
19@interface Class2
20- (void)setWindow:(Class1 *)window;	// expected-note {{also found}}
21@end
22
23id foo(void) {
24  Object *obj = 0;
25  id obj2 = obj;
26  [obj setWindow:0]; 	// expected-warning {{Object' may not respond to 'setWindow:'}}
27  [obj2 setWindow:0]; // expected-warning {{multiple methods named 'setWindow:' found}}
28  return obj;
29}
30
31@protocol MyObject
32- (id)initWithData:(Object *)data;	// expected-note {{using}}
33@end
34
35@protocol SomeOther
36- (id)initWithData:(int)data;	// expected-note {{also found}}
37@end
38
39@protocol MyCoding
40- (id)initWithData:(id<MyObject, MyCoding>)data;	// expected-note {{also found}}
41@end
42
43@interface NTGridDataObject: Object <MyCoding>
44{
45    Object<MyCoding> *_data;
46}
47+ (NTGridDataObject*)dataObject:(id<MyObject, MyCoding>)data;
48@end
49
50@implementation NTGridDataObject
51- (id)initWithData:(id<MyObject, MyCoding>)data {
52  return data;
53}
54+ (NTGridDataObject*)dataObject:(id<MyObject, MyCoding>)data
55{
56    NTGridDataObject *result = [(id)0 initWithData:data]; // expected-warning {{multiple methods named 'initWithData:' found}}
57    return result;
58}
59@end
60
61@interface Base
62- (unsigned)port;
63@end
64
65@interface Derived: Base
66- (Object *)port;
67+ (Protocol *)port;
68@end
69
70void foo1(void) {
71  [(Class)0 port]; // OK - gcc issues warning but there is only one Class method so no ambiguity to warn
72}
73
74