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/* Encoding tests for ObjC class layouts. */
/* Contributed by Ziemowit Laski <zlaski@apple.com>. */
/* { dg-options "-lobjc" } */
/* { dg-do run } */
#include <objc/Object.h>
#ifdef __NEXT_RUNTIME__
#include <objc/objc-class.h>
#define OBJC_GETCLASS objc_getClass
#else
#include <objc/objc-api.h>
#define OBJC_GETCLASS objc_get_class
#endif
#include <stdlib.h>
#include <string.h>
#define CHECK_IF(expr) if(!(expr)) abort()
@class Int1, Int2;
struct Nested;
struct Innermost {
unsigned char a, b;
struct Nested *encl;
};
struct Nested {
float a, b;
Int1 *next;
struct Innermost innermost;
};
@interface Int1: Object {
signed char a, b;
Int2 *int2;
struct Nested nested;
}
@end
@interface Int2: Int1 {
struct Innermost *innermost;
Int1 *base;
}
@end
@implementation Int1
@end
@implementation Int2
@end
struct objc_ivar *ivar;
static void check_ivar(const char *name, const char *type) {
CHECK_IF(!strcmp(ivar->ivar_name, name));
CHECK_IF(!strcmp(ivar->ivar_type, type));
ivar++;
}
int main(void) {
ivar = ((Class)OBJC_GETCLASS("Int1"))->ivars->ivar_list;
check_ivar("a", "c");
check_ivar("b", "c");
check_ivar("int2", "@\"Int2\"");
check_ivar("nested",
"{Nested=\"a\"f\"b\"f\"next\"@\"Int1\"\"innermost\"{Innermost=\"a\"C\"b\"C\"encl\"^{Nested}}}");
ivar = ((Class)OBJC_GETCLASS("Int2"))->ivars->ivar_list;
check_ivar("innermost", "^{Innermost=CC^{Nested}}");
check_ivar("base", "@\"Int1\"");
return 0;
}
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