/* Determine whether block of given size can be allocated on the stack or not. Copyright (C) 2002-2018 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 . */ #include #include extern __always_inline int __libc_use_alloca (size_t size) { return (__glibc_likely (__libc_alloca_cutoff (size)) #ifdef PTHREAD_STACK_MIN || __glibc_likely (size <= PTHREAD_STACK_MIN / 4) #endif ); }