blob: 5d8def16afe989b61167c7f0faaab29fb8db8fdf [file] [log] [blame]
/* Check that the sizeof() operator works with ObjC classes and their aliases. */
/* Contributed by Ziemowit Laski <zlaski@apple.com>. */
/* { dg-options "-lobjc" } */
/* { dg-do run } */
#include <objc/objc.h>
#include <objc/Object.h>
extern void abort(void);
#define CHECK_IF(expr) if(!(expr)) abort();
@interface Foo: Object {
int a, b;
float c, d;
}
@end
@implementation Foo
@end
typedef Object MyObject;
typedef struct Foo Foo_type;
@compatibility_alias AliasObject Object;
int main(void) {
CHECK_IF(sizeof(Foo) > sizeof(Object) && sizeof(Object) > 0);
CHECK_IF(sizeof(Foo) == sizeof(Foo_type));
CHECK_IF(sizeof(Object) == sizeof(MyObject));
CHECK_IF(sizeof(Object) == sizeof(AliasObject));
return 0;
}