1 /*
2 * Copyright (c) 2022 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include <setjmp.h>
17 #include "test.h"
18
FAIL(void)19 void FAIL(void)
20 {
21 t_error("%s failed, this function should be unreachable\n", __func__);
22 }
23
24 /**
25 * @tc.name : _longjmp_0100
26 * @tc.desc : Restore the environment saved by the most recent invocation of setjmp() in the same process, with
27 * the corresponding jmp_buf argument
28 * @tc.level : Level 0
29 */
_longjmp_0100(void)30 void _longjmp_0100(void)
31 {
32 jmp_buf jb;
33 int value = setjmp(jb);
34 if (value == 0) {
35 _longjmp(jb, 456);
36 FAIL();
37 } else {
38 if (value != 456) {
39 t_error("%s _longjmp failed\n", __func__);
40 }
41 }
42 }
43
main(int argc,char * argv[])44 int main(int argc, char *argv[])
45 {
46 _longjmp_0100();
47 return t_status;
48 }