67 lines
1.1 KiB
Mathematica
67 lines
1.1 KiB
Mathematica
|
// RUN: cp %s %t
|
||
|
|
// RUN: %clang_cc1 -x objective-c -fixit %t
|
||
|
|
// RUN: %clang_cc1 -x objective-c -Werror %t
|
||
|
|
// rdar://13503456
|
||
|
|
|
||
|
|
void object_setClass(id, id);
|
||
|
|
Class object_getClass(id);
|
||
|
|
|
||
|
|
id rhs();
|
||
|
|
|
||
|
|
Class pr6302(id x123) {
|
||
|
|
x123->isa = 0;
|
||
|
|
x123->isa = rhs();
|
||
|
|
x123->isa = (id)(x123->isa);
|
||
|
|
x123->isa = (id)x123->isa;
|
||
|
|
x123->isa = (x123->isa);
|
||
|
|
x123->isa = (id)(x123->isa);
|
||
|
|
return x123->isa;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
@interface BaseClass {
|
||
|
|
@public
|
||
|
|
Class isa; // expected-note 3 {{instance variable is declared here}}
|
||
|
|
}
|
||
|
|
@end
|
||
|
|
|
||
|
|
@interface OtherClass {
|
||
|
|
@public
|
||
|
|
id firstIvar;
|
||
|
|
Class isa; // note, not first ivar;
|
||
|
|
}
|
||
|
|
@end
|
||
|
|
|
||
|
|
@interface Subclass : BaseClass @end
|
||
|
|
|
||
|
|
@interface SiblingClass : BaseClass @end
|
||
|
|
|
||
|
|
@interface Root @end
|
||
|
|
|
||
|
|
@interface hasIsa : Root {
|
||
|
|
@public
|
||
|
|
Class isa; // note, isa is not in root class
|
||
|
|
}
|
||
|
|
@end
|
||
|
|
|
||
|
|
@implementation Subclass
|
||
|
|
-(void)method {
|
||
|
|
hasIsa *u;
|
||
|
|
id v;
|
||
|
|
BaseClass *w;
|
||
|
|
Subclass *x;
|
||
|
|
SiblingClass *y;
|
||
|
|
OtherClass *z;
|
||
|
|
(void)v->isa;
|
||
|
|
(void)w->isa;
|
||
|
|
(void)x->isa;
|
||
|
|
(void)y->isa;
|
||
|
|
(void)z->isa;
|
||
|
|
(void)u->isa;
|
||
|
|
y->isa = 0;
|
||
|
|
y->isa = w->isa;
|
||
|
|
x->isa = rhs();
|
||
|
|
}
|
||
|
|
@end
|
||
|
|
|