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/* Test the -fconstant-string-class=Foo option under the NeXT

   runtime.  */

/* Developed by Markus Hitter <mah@jump-ing.de>.  */

/* { dg-options "-fnext-runtime -fconstant-string-class=Foo -lobjc" } */

/* { dg-do run { target *-*-darwin* } } */

#include <stdio.h>

#include <stdlib.h>

#include <memory.h>

#include <objc/objc.h>

#include <objc/Object.h>

@interface Foo: Object {

  char *cString;

  unsigned int len;

}

- (char *)customString;

@end

struct objc_class _FooClassReference;

@implementation Foo : Object

- (char *)customString {

  return cString;

}

@end

int main () {

  Foo *string = @"bla";

  Foo *string2 = @"bla";

  if(string != string2)

    abort();

  printf("Strings are being uniqued properly\n");

  /* This memcpy has to be done before the first message is sent to a

     constant string object. Can't be moved to +initialize since _that_

     is already a message. */

  memcpy(&_FooClassReference, objc_getClass("Foo"), sizeof(_FooClassReference));

  if (strcmp ([string customString], "bla")) {

    abort ();

  }

  printf([@"This is a working constant string object\n" customString]);

  return 0;

}