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/* Check if the @defs() construct preserves the correct
offsets of ivars. */
/* Contributed by Ziemowit Laski <zlaski@apple.com>. */
/* { dg-options "" } */
/* { dg-do run } */
/* { dg-xfail-run-if "Needs OBJC2 ABI" { *-*-darwin* && { lp64 && { ! objc2 } } } { "-fnext-runtime" } { "" } } */
#include "../objc-obj-c++-shared/TestsuiteObject.m"
//#include <objc/objc.h>
extern void abort(void);
#define CHECK_IF(expr) if(!(expr)) abort();
@interface Base: TestsuiteObject {
@public
int a;
float b;
char c;
}
@end
@interface Derived: Base {
@public
double d;
unsigned e;
id f;
}
- init;
@end
struct Derived_defs {
@defs(Derived);
};
@implementation Base
@end
@implementation Derived
- init {
[super init];
a = 123;
b = 1.23;
c = 'c';
d = 123.456;
e = 456;
f = isa;
return self;
}
@end
int main(void) {
Derived *derived = [[Derived alloc] init];
struct Derived_defs *derived_defs = (struct Derived_defs *)derived;
CHECK_IF(derived->a == derived_defs->a && derived_defs->a == 123);
CHECK_IF(derived->b == derived_defs->b && derived_defs->b == (float)1.23);
CHECK_IF(derived->c == derived_defs->c && derived_defs->c == 'c');
CHECK_IF(derived->d == derived_defs->d && derived_defs->d == (double)123.456);
CHECK_IF(derived->e == derived_defs->e && derived_defs->e == 456);
CHECK_IF(derived->f == derived_defs->f && derived_defs->f == derived_defs->isa);
/* Try out the "inline" notation as well. */
CHECK_IF(((struct { @defs(Derived); } *)derived)->a == 123);
CHECK_IF(((struct { @defs(Derived); } *)derived)->c == 'c');
CHECK_IF(((struct { @defs(Derived); } *)derived)->e == 456);
return 0;
}
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