/* Interface for the Object class for Objective-C.   Copyright (C) 1993-2026 Free Software Foundation, Inc. This file is part of GCC. GCC is free software; you can redistribute it and/or modify itunder the terms of the GNU General Public License as published by theFree Software Foundation; either version 3, or (at your option) anylater version. GCC is distributed in the hope that it will be useful, but WITHOUTANY WARRANTY; without even the implied warranty of MERCHANTABILITY orFITNESS FOR A PARTICULAR PURPOSE.  See the GNU General PublicLicense for more details. Under Section 7 of GPL version 3, you are granted additionalpermissions described in the GCC Runtime Library Exception, version3.1, as published by the Free Software Foundation. You should have received a copy of the GNU General Public License anda copy of the GCC Runtime Library Exception along with this program;see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see<http://www.gnu.org/licenses/>.  */  #ifndef __object_INCLUDE_GNU#define __object_INCLUDE_GNU #include "objc.h" #ifdef __cplusplusextern "C" {#endif /* The Object class is a very minimal root class included with the   runtime.  It is used as superclass for the two classes included   with the runtime, Protocol and NXConstantString.    Because Objective-C allows multiple root classes, you can define   your own root class, different from Object.    In particular, a Foundation library (such as GNUstep Base) is   expected to provide its own root class (typically called NSObject),   fully integrated with the library's own high-level features.  It is   expected that you should always use and interact with NSObject, and   mostly ignore Object.  */ /* All classes are derived from Object.  As such, this is the overhead   tacked onto those objects.  */@interface Object{  Class isa; /* A pointer to the instance's class structure.  */}- (Class)class;- (BOOL)isEqual: (id)anObject;@end #ifdef __cplusplus}#endif #endif