xf.li | bdd93d5 | 2023-05-12 07:10:14 -0700 | [diff] [blame] | 1 | /* Copyright (C) 2004-2016 Free Software Foundation, Inc. |
| 2 | This file is part of the GNU C Library. |
| 3 | |
| 4 | The GNU C Library is free software; you can redistribute it and/or |
| 5 | modify it under the terms of the GNU Lesser General Public |
| 6 | License as published by the Free Software Foundation; either |
| 7 | version 2.1 of the License, or (at your option) any later version. |
| 8 | |
| 9 | The GNU C Library is distributed in the hope that it will be useful, |
| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 | Lesser General Public License for more details. |
| 13 | |
| 14 | You should have received a copy of the GNU Lesser General Public |
| 15 | License along with the GNU C Library; if not, see |
| 16 | <http://www.gnu.org/licenses/>. */ |
| 17 | |
| 18 | /* Test case for Bugzilla # 269 */ |
| 19 | |
| 20 | #include <stdio.h> |
| 21 | #include <setjmp.h> |
| 22 | #include <stdlib.h> |
| 23 | |
| 24 | jmp_buf buf1; |
| 25 | jmp_buf buf2; |
| 26 | int *p; |
| 27 | int n_x = 6; |
| 28 | |
| 29 | static int g_counter = 0; |
| 30 | |
| 31 | int |
| 32 | f (void) |
| 33 | { |
| 34 | static int counter = 0; |
| 35 | static int way_point1 = 3; |
| 36 | static int way_point2 = 2; |
| 37 | int lose = 0; |
| 38 | |
| 39 | if (setjmp (buf1) != 101) |
| 40 | { |
| 41 | int a[n_x]; /* reallocate stack space */ |
| 42 | g_counter++; |
| 43 | p = &a[0]; |
| 44 | if (g_counter < 5) |
| 45 | longjmp (buf1, 2); |
| 46 | else if (g_counter == 5) |
| 47 | longjmp (buf1, 101); |
| 48 | else |
| 49 | { |
| 50 | _setjmp (buf2); |
| 51 | _longjmp (buf1, 101); |
| 52 | } |
| 53 | } |
| 54 | |
| 55 | way_point1--; |
| 56 | |
| 57 | if (counter == 0) |
| 58 | { |
| 59 | counter++; |
| 60 | { |
| 61 | int a[n_x]; /* reallocate stack space */ |
| 62 | g_counter++; |
| 63 | p = &a[0]; |
| 64 | if (g_counter < 5) |
| 65 | longjmp (buf1, 2); |
| 66 | else if (g_counter == 5) |
| 67 | longjmp (buf1, 101); |
| 68 | else |
| 69 | { |
| 70 | _setjmp (buf2); |
| 71 | _longjmp (buf1, 101); |
| 72 | } |
| 73 | } |
| 74 | } |
| 75 | |
| 76 | way_point2--; |
| 77 | |
| 78 | if (counter == 1) |
| 79 | { |
| 80 | counter++; |
| 81 | longjmp (buf2, 2); |
| 82 | } |
| 83 | |
| 84 | lose = !(way_point1 == 0 && way_point2 == 0 |
| 85 | && g_counter == 6 && counter == 2); |
| 86 | |
| 87 | return lose; |
| 88 | } |
| 89 | |
| 90 | static int |
| 91 | do_test (void) |
| 92 | { |
| 93 | int lose; |
| 94 | |
| 95 | lose = f (); |
| 96 | |
| 97 | if (lose) |
| 98 | puts ("Test FAILED!"); |
| 99 | else |
| 100 | puts ("Test succeeded!"); |
| 101 | |
| 102 | return lose ? EXIT_FAILURE : EXIT_SUCCESS; |
| 103 | } |
| 104 | |
| 105 | #define TEST_FUNCTION do_test () |
| 106 | #include "../test-skeleton.c" |