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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [objc.dg/] [lookup-1.m] - Blame information for rev 149

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Line No. Rev Author Line
1 149 jeremybenn
/* { dg-do run { target *-*-darwin* } } */
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#include <objc/Object.h>
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#include <stdlib.h>
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typedef struct MyWidget {
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  int a;
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} MyWidget;
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MyWidget gWidget = { 17 };
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@protocol MyProto
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- (MyWidget *)widget;
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@end
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@interface Foo: Object
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@end
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@interface Bar: Foo <MyProto>
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@end
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@interface Container: Object
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+ (MyWidget *)elementForView:(Foo *)view;
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@end
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@implementation Foo
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@end
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@implementation Bar
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- (MyWidget *)widget {
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  return &gWidget;
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}
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@end
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@implementation Container
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+ (MyWidget *)elementForView:(Foo *)view
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{
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  MyWidget *widget = nil;
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  if ([view conformsTo:@protocol(MyProto)]) {
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    widget = [(Foo <MyProto> *)view widget];
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  }
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  return widget;
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}
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@end
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int main(void) {
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  id view = [Bar new];
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  MyWidget *w = [Container elementForView: view];
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  if (!w || w->a != 17)
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    abort ();
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  return 0;
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}

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