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/* Ensure that the compiler does not emit spurious extern declarations named '_Foo', where 'Foo'
   is an ObjC class name.  */
/* Contributed by Ziemowit Laski <zlaski@apple.com>.  */
/* { dg-do run } */
/* { dg-xfail-run-if "Needs OBJC2 ABI" { *-*-darwin* && { lp64 && { ! objc2 } } } { "-fnext-runtime" } { "" } } */
 
#include "../objc-obj-c++-shared/Object1.h"
 
#include <stdlib.h>
#define CHECK_IF(expr) if(!(expr)) abort()
 
@interface _Child: Object
+ (int) flashCache;
@end
 
@interface Child: _Child
+ (int) flushCache1;
@end
 
@interface Child (Categ)
+ (int) flushCache2;
@end
 
int _Object = 23;  /* Should not conflict with @interface Object.  */
 
@implementation _Child
+ (int) flashCache { return 12 + _Object; }
@end
 
@implementation Child
+ (int) flushCache1 { return 7 + [super flashCache]; }
@end
 
@implementation Child (Categ)
+ (int) flushCache2 { return 9 + [super flashCache]; }
@end
 
int main(void) {
  CHECK_IF([_Child flashCache] == 35);
  CHECK_IF([Child flushCache1] == 42);
  CHECK_IF([Child flushCache2] == 44);
 
  return 0; 
}
 
#include "../objc-obj-c++-shared/Object1-implementation.h"