/* $OpenBSD: aa.c,v 1.1.1.1 2005/09/23 18:58:07 kurt Exp $ */ /* * Copyright (c) 2005 Kurt Miller <kurt@openbsd.org> * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ void undefinedWeakSymbol(void) __attribute__((weak)); /* * aaTest is not called. It just refers to undefinedWeakSymbol * so it is not optimized away. */ void aaTest() { if (undefinedWeakSymbol != 0) undefinedWeakSymbol(); }