1 // RUN: %libomp-compile-and-run
2 #include <stdio.h>
3 #include <stdlib.h>
4 #include "omp_testsuite.h"
5 #include "omp_my_sleep.h"
6 
7 #define NTIMES 100
8 
9 #define ASSERT_CMP(lhs, cmp, rhs)                                              \
10   if (!((lhs)cmp(rhs))) {                                                      \
11     printf("Expected: (" #lhs ") " #cmp " (" #rhs "), actual: %e vs. %e", lhs, \
12            rhs);                                                               \
13     return EXIT_FAILURE;                                                       \
14   }
15 
16 int main() {
17   int i;
18 
19   for (i = 0; i < NTIMES; i++) {
20     double start = omp_get_wtime(), end;
21     ASSERT_CMP(start, >=, 0.0);
22     for (end = omp_get_wtime(); end == start; end = omp_get_wtime()) {
23       ASSERT_CMP(end, >=, 0.0);
24     }
25     ASSERT_CMP(end, >=, 0.0);
26     ASSERT_CMP(end, >, start);
27   }
28 
29   return EXIT_SUCCESS;
30 }
31