blob: 8ac2e5d5be05640d426d08c0c9c0cfc85752b523 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
|
/* Determine whether block of given size can be allocated on the stack or not.
Copyright (C) 2002-2019 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 __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
);
}
|
