1// RUN: %clang_cc1 -fsyntax-only -verify %s
2// expected-no-diagnostics
3
4extern "C" id (*_dealloc)(id) ;
5
6void foo() {
7        extern void *_original_dealloc;
8        if (_dealloc == _original_dealloc) { }
9        if (_dealloc != _original_dealloc) { }
10}
11