1*67e74705SXin Li // RUN: %clang_cc1 -fsyntax-only -verify %s 2*67e74705SXin Li // expected-no-diagnostics 3*67e74705SXin Li 4*67e74705SXin Li #include <stddef.h> 5*67e74705SXin Li 6*67e74705SXin Li typedef void (*hookfunc)(void *arg); 7*67e74705SXin Li hookfunc hook; 8*67e74705SXin Li clear_hook()9*67e74705SXin Livoid clear_hook() { 10*67e74705SXin Li hook = NULL; 11*67e74705SXin Li } 12