omp_task_imp_firstprivate.c
929 Bytes
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
// RUN: %libomp-compile-and-run
#include <stdio.h>
#include <math.h>
#include "omp_testsuite.h"
/* Utility function do spend some time in a loop */
int test_omp_task_imp_firstprivate()
{
int i=5;
int k = 0;
int result = 0;
int task_result = 1;
#pragma omp parallel firstprivate(i)
{
#pragma omp single
{
for (k = 0; k < NUM_TASKS; k++) {
#pragma omp task shared(result , task_result)
{
int j;
//check if i is private
if(i != 5)
task_result = 0;
for(j = 0; j < NUM_TASKS; j++)
i++;
//this should be firstprivate implicitly
}
}
#pragma omp taskwait
result = (task_result && i==5);
}
}
return result;
}
int main()
{
int i;
int num_failed=0;
for(i = 0; i < REPETITIONS; i++) {
if(!test_omp_task_imp_firstprivate()) {
num_failed++;
}
}
return num_failed;
}