| /* Test for integer/buffer overflow in strtod. |
| Copyright (C) 2012-2018 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; if not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| |
| #define EXPONENT "e-2147483649" |
| #define SIZE 214748364 |
| |
| static int |
| do_test (void) |
| { |
| char *p = malloc (1 + SIZE + sizeof (EXPONENT)); |
| if (p == NULL) |
| { |
| puts ("malloc failed, cannot test for overflow"); |
| return 0; |
| } |
| p[0] = '1'; |
| memset (p + 1, '0', SIZE); |
| memcpy (p + 1 + SIZE, EXPONENT, sizeof (EXPONENT)); |
| double d = strtod (p, NULL); |
| if (d != 0) |
| { |
| printf ("strtod returned wrong value: %a\n", d); |
| return 1; |
| } |
| return 0; |
| } |
| |
| #define TEST_FUNCTION do_test () |
| #define TIMEOUT 30 |
| #include "../test-skeleton.c" |