mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-25 06:20:06 +00:00
21738846a1
The test does not necessarily trigger the crash, depending on memcmp behavior. A crash was observed in __memcmp_ia32 on i686 builds. Reviewed-by: Paul Eggert <eggert@cs.ucla.edu>
45 lines
1.3 KiB
C
45 lines
1.3 KiB
C
/* Attempt to trigger fault with very short TZ variable (bug 31931).
|
|
Copyright (C) 2024 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; if not, see
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
|
|
#include <support/next_to_fault.h>
|
|
#include <stdlib.h>
|
|
#include <time.h>
|
|
#include <string.h>
|
|
|
|
static char tz[] = "TZ=/";
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
struct support_next_to_fault ntf
|
|
= support_next_to_fault_allocate (sizeof (tz));
|
|
memcpy (ntf.buffer, tz, sizeof (tz));
|
|
putenv (ntf.buffer);
|
|
|
|
tzset ();
|
|
|
|
/* Avoid dangling pointer in environ. */
|
|
putenv (tz);
|
|
support_next_to_fault_free (&ntf);
|
|
|
|
return 0;
|
|
}
|
|
|
|
#include <support/test-driver.c>
|