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// RUN: %clang %openmp_flags %flags-use-compiler-omp-h %s -o %t && %libomp-run
// UNSUPPORTED: gcc-5, gcc-6, gcc-7, gcc-8
// UNSUPPORTED: clang-5, clang-6, clang-7, clang-8, clang-9, clang-10
// UNSUPPORTED: icc
#include <stdio.h>
#include <stdlib.h>
#include <omp.h>
#include "omp_my_sleep.h"
int a, b;
void mutexinoutset_task() {
if (b != 0) {
fprintf(stderr, "mutexinoutset_task: b != 0 at start of task\n");
exit(EXIT_FAILURE);
}
b++;
if (b != 1) {
fprintf(stderr, "mutexinoutset_task: b != 1\n");
exit(EXIT_FAILURE);
}
my_sleep(0.1);
b--;
if (b != 0) {
fprintf(stderr, "mutexinoutset_task: b != 0 at end of task\n");
exit(EXIT_FAILURE);
}
}
int main(int argc, char** argv) {
omp_depend_t dep_a_in;
omp_depend_t dep_a_out;
omp_depend_t dep_a_inout;
omp_depend_t dep_a_mutexinoutset;
a = 0;
b = 0;
#pragma omp depobj(dep_a_in) depend(in: a)
#pragma omp depobj(dep_a_out) depend(out: a)
#pragma omp depobj(dep_a_inout) depend(inout: a)
#pragma omp depobj(dep_a_mutexinoutset) depend(mutexinoutset: a)
#pragma omp parallel
{
#pragma omp single
{
#pragma omp task depend(depobj: dep_a_out)
{
my_sleep(0.1);
a = 10;
}
#pragma omp task depend(depobj: dep_a_inout)
{
my_sleep(0.1);
a++;
}
#pragma omp task depend(depobj: dep_a_mutexinoutset)
mutexinoutset_task();
#pragma omp task depend(depobj: dep_a_mutexinoutset)
mutexinoutset_task();
#pragma omp task depend(depobj: dep_a_mutexinoutset)
mutexinoutset_task();
#pragma omp task depend(depobj: dep_a_mutexinoutset)
mutexinoutset_task();
#pragma omp task depend(depobj: dep_a_mutexinoutset)
mutexinoutset_task();
#pragma omp task depend(depobj: dep_a_in)
{ a += 10; }
}
}
if (a != 21) {
fprintf(stderr, "a (%d) != 21\n", a);
exit(EXIT_FAILURE);
}
#pragma omp depobj(dep_a_in) destroy
#pragma omp depobj(dep_a_out) destroy
#pragma omp depobj(dep_a_inout) destroy
#pragma omp depobj(dep_a_mutexinoutset) destroy
return EXIT_SUCCESS;
}
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