bd52d17906
too large to list, but see: http://gcc.gnu.org/gcc-3.4/changes.html http://gcc.gnu.org/gcc-4.0/changes.html http://gcc.gnu.org/gcc-4.1/changes.html for the details.
28 lines
1.1 KiB
Plaintext
28 lines
1.1 KiB
Plaintext
/* Check if finding multiple signatures for a method is handled gracefully. Author: Ziemowit Laski <zlaski@apple.com> */
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/* { dg-options "-Wstrict-selector-match" } */
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/* { dg-do compile } */
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#include <objc/Object.h>
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@interface Class1
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- (void)setWindow:(Object *)wdw;
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@end
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@interface Class2
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- (void)setWindow:(Class1 *)window;
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@end
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id foo(void) {
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Object *obj = [[Object alloc] init];
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id obj2 = obj;
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[obj setWindow:nil]; /* { dg-warning ".Object. may not respond to .\\-setWindow:." } */
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/* { dg-warning "Messages without a matching method signature" "" { target *-*-* } 18 } */
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/* { dg-warning "will be assumed to return .id. and accept" "" { target *-*-* } 18 } */
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/* { dg-warning ".\.\.\.. as arguments" "" { target *-*-* } 18 } */
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[obj2 setWindow:nil]; /* { dg-warning "multiple methods named .\\-setWindow:. found" } */
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/* { dg-warning "using .\\-\\(void\\)setWindow:\\(Object \\*\\)wdw." "" { target *-*-* } 8 } */
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/* { dg-warning "also found .\\-\\(void\\)setWindow:\\(Class1 \\*\\)window." "" { target *-*-* } 12 } */
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return obj;
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}
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