1/* Check if finding multiple signatures for a method is handled gracefully.  Author:  Ziemowit Laski <zlaski@apple.com>  */
2/* { dg-options "-Wstrict-selector-match" } */
3/* { dg-do compile } */
4#include <objc/objc.h>
5#include "../objc-obj-c++-shared/TestsuiteObject.h"
6
7@interface Class1
8- (void)setWindow:(TestsuiteObject *)wdw; /* { dg-line Class1_setWindow } */
9@end
10
11@interface Class2
12- (void)setWindow:(Class1 *)window; /* { dg-line Class2_setWindow } */
13@end
14
15id foo(void) {
16  TestsuiteObject *obj = [[TestsuiteObject alloc] init];
17  id obj2 = obj;
18  [obj setWindow:nil];  /* { dg-warning ".TestsuiteObject. may not respond to .\\-setWindow:." } */
19       /* { dg-warning "Messages without a matching method signature" "" { target *-*-* } .-1 } */
20       /* { dg-warning "will be assumed to return .id. and accept" "" { target *-*-* } .-2 } */
21       /* { dg-warning ".\.\.\.. as arguments" "" { target *-*-* } .-3 } */
22  [obj2 setWindow:nil]; /* { dg-warning "multiple methods named .\\-setWindow:. found" } */
23       /* { dg-message "using .\\-\\(void\\)setWindow:\\(TestsuiteObject \\*\\)wdw." "" { target *-*-* } Class1_setWindow } */
24       /* { dg-message "also found .\\-\\(void\\)setWindow:\\(Class1 \\*\\)window." "" { target *-*-* } Class2_setWindow } */
25
26  return obj;
27}
28