/* Test assignments and comparisons involving `one-off' protocols.  *//* Author: Nicola Pero <nicola@brainstorm.co.uk>.  *//* { dg-do compile } */#include <objc/objc.h>@protocol MyProtocol- (void) method;@end@interface MyClass@endint main(){  id obj = nil;  id <MyProtocol> obj_p = nil;  MyClass<MyProtocol> *obj_cp = nil;  obj_cp = obj; /* Ok */  obj = obj_cp; /* Ok */  obj_cp = obj_p; /* Ok */  obj_p = obj_cp; /* Ok */    if (obj_cp == obj) ; /* Ok */  if (obj == obj_cp) ; /* Ok */  if (obj_cp == obj_p) ; /* Ok */  if (obj_p == obj_cp) ; /* Ok */  return 0;}