1 | /* Copyright (C) 2004-2022 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 | <https://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 (env: buf1, val: 2); |
46 | else if (g_counter == 5) |
47 | longjmp (env: buf1, val: 101); |
48 | else |
49 | { |
50 | _setjmp (buf2); |
51 | _longjmp (env: buf1, val: 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 (env: buf1, val: 2); |
66 | else if (g_counter == 5) |
67 | longjmp (env: buf1, val: 101); |
68 | else |
69 | { |
70 | _setjmp (buf2); |
71 | _longjmp (env: buf1, val: 101); |
72 | } |
73 | } |
74 | } |
75 | |
76 | way_point2--; |
77 | |
78 | if (counter == 1) |
79 | { |
80 | counter++; |
81 | longjmp (env: buf2, val: 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 (s: "Test FAILED!" ); |
99 | else |
100 | puts (s: "Test succeeded!" ); |
101 | |
102 | return lose ? EXIT_FAILURE : EXIT_SUCCESS; |
103 | } |
104 | |
105 | #define TEST_FUNCTION do_test () |
106 | #include "../test-skeleton.c" |
107 | |