Subversion Repositories openrisc_2011-10-31

/* 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;

}