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/* Encoding tests for ObjC class layouts.  */

/* 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/Object1.h"

#include "../objc-obj-c++-shared/next-mapping.h"

#ifdef __NEXT_RUNTIME__

#include <objc/objc-class.h>

#else

#include <objc/objc-api.h>

#endif

extern void abort(void);

extern int strcmp(const char *s1, const char *s2);

#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

#ifdef NEXT_OBJC_USE_NEW_INTERFACE

Ivar *ivar;

#else

struct objc_ivar *ivar;

#endif

static void check_ivar(const char *name, const char *type) {

#ifdef NEXT_OBJC_USE_NEW_INTERFACE

  CHECK_IF(!strcmp(ivar_getName(*ivar), name));

  CHECK_IF(!strcmp(ivar_getTypeEncoding(*ivar), type));

#else

  CHECK_IF(!strcmp(ivar->ivar_name, name));

  CHECK_IF(!strcmp(ivar->ivar_type, type));

#endif

  ivar++;

}

int main(void) {

#ifdef NEXT_OBJC_USE_NEW_INTERFACE

  ivar = class_copyIvarList ((Class)objc_get_class("Int1"), NULL);

#else

  ivar = ((Class)objc_get_class("Int1"))->ivars->ivar_list;

#endif

  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}}}");

#ifdef NEXT_OBJC_USE_NEW_INTERFACE

  ivar = class_copyIvarList ((Class)objc_get_class("Int2"), NULL);

#else

  ivar = ((Class)objc_get_class("Int2"))->ivars->ivar_list;

#endif

  check_ivar("innermost", "^{Innermost=CC^{Nested}}");

  check_ivar("base", "@\"Int1\"");

  return 0;

}

#include "../objc-obj-c++-shared/Object1-implementation.h"