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/* Check if bitfield ivars are inherited correctly (i.e., without
being "promoted" to ints). */
/* Contributed by Ziemowit Laski <zlaski@apple.com>. */
/* { dg-do run } */
#include <objc/objc.h>
#include <objc/Object.h>
extern void abort(void);
#define CHECK_IF(expr) if(!(expr)) abort();
@interface Base: Object
{
int full;
int full2: 32;
int _refs: 8;
int field2: 3;
unsigned f3: 8;
short cc;
unsigned g: 16;
int r2: 8;
int r3: 8;
int r4: 2;
int r5: 8;
char c;
}
- (void)setValues;
@end
@interface Derived: Base
{
char d;
int _field3: 6;
}
- (void)checkValues;
@end
@implementation Base
-(void)setValues {
full = 1;
full2 = 2;
_refs = 3;
field2 = 1;
f3 = 6;
cc = 7;
g = 8;
r2 = 9;
r3 = 10;
r4 = 1;
r5 = 12;
c = 13;
}
@end
@implementation Derived
-(void)checkValues {
CHECK_IF(full == 1);
CHECK_IF(full2 == 2);
CHECK_IF(_refs == 3);
CHECK_IF(field2 == 1);
CHECK_IF(f3 == 6);
CHECK_IF(cc == 7);
CHECK_IF(g == 8);
CHECK_IF(r2 == 9);
CHECK_IF(r3 == 10);
CHECK_IF(r4 == 1);
CHECK_IF(r5 == 12);
CHECK_IF(c == 13);
}
@end
int main(void) {
Derived *obj = [[Derived alloc] init];
[obj setValues];
[obj checkValues];
return 0;
}
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