/* Determine whether block of given size can be allocated on the stack or not. Copyright (C) 2002, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; see the file COPYING.LIB. If not, see <http://www.gnu.org/licenses/>. */ #include <alloca.h> #include <limits.h> extern int __always_inline __libc_use_alloca (size_t size) { return (__builtin_expect (size <= PTHREAD_STACK_MIN / 4, 1) || __libc_alloca_cutoff (size)); }