| /* Check if finding multiple signatures for a method is handled gracefully. */ |
| /* Author: Ziemowit Laski <zlaski@apple.com> */ |
| |
| /* { dg-do compile } */ |
| /* { dg-options "-Wstrict-selector-match" } */ |
| |
| #include <objc/Object.h> |
| |
| @interface Class1 |
| - (void)setWindow:(Object *)wdw; |
| @end |
| |
| @interface Class2 |
| - (void)setWindow:(Class1 *)window; |
| @end |
| |
| id foo(void) { |
| Object *obj = [[Object alloc] init]; |
| id obj2 = obj; |
| [obj setWindow:nil]; /* { dg-warning ".Object. may not respond to .\\-setWindow:." } */ |
| /* { dg-warning "Messages without a matching method signature" "" { target *-*-* } 20 } */ |
| /* { dg-warning "will be assumed to return .id. and accept" "" { target *-*-* } 20 } */ |
| /* { dg-warning ".\.\.\.. as arguments" "" { target *-*-* } 20 } */ |
| [obj2 setWindow:nil]; /* { dg-warning "multiple methods named .\\-setWindow:. found" } */ |
| /* { dg-warning "using .\\-\\(void\\)setWindow:\\(Object \\*\\)wdw." "" { target *-*-* } 10 } */ |
| /* { dg-warning "also found .\\-\\(void\\)setWindow:\\(Class1 \\*\\)window." "" { target *-*-* } 14 } */ |
| |
| return obj; |
| } |
