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 <float.h>
17 #include <math.h>
18 #include <stdlib.h>
19 #include "functionalext.h"
20
21 /**
22 * @tc.name : nanl.
23 * @tc.desc : Verify nanl process success and return 0.
24 * @tc.level : level 0
25 */
nanl_0100(void)26 void nanl_0100(void)
27 {
28 long double ret = nanl("");
29 if (fabsl(ret - NAN) > LDBL_EPSILON) {
30 t_error("nanl_0100 failed");
31 }
32 }
33
main(void)34 int main(void)
35 {
36 nanl_0100();
37 return t_status;
38 }
39