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extern
#ifdef __cplusplus
"C"
#endif
void abort (void);
void
foo (int i, char *j)
{
#pragma omp atomic
j[i]++;
#pragma omp ordered threads
{
int t;
#pragma omp atomic read
t = j[i];
if (t != 3)
abort ();
if (i > 1)
{
#pragma omp atomic read
t = j[i - 1];
if (t == 2)
abort ();
}
if (i < 127)
{
#pragma omp atomic read
t = j[i + 1];
if (t == 4)
abort ();
}
}
#pragma omp atomic
j[i]++;
}
int
main ()
{
int i;
char j[128];
#pragma omp parallel
{
#pragma omp for
for (i = 0; i < 128; i++)
j[i] = 0;
#pragma omp for ordered schedule(dynamic, 1)
for (i = 0; i < 128; i++)
{
#pragma omp atomic
j[i]++;
#pragma omp ordered threads
{
int t;
#pragma omp atomic read
t = j[i];
if (t != 1)
abort ();
if (i > 1)
{
#pragma omp atomic read
t = j[i - 1];
if (t == 0)
abort ();
}
if (i < 127)
{
#pragma omp atomic read
t = j[i + 1];
if (t == 2)
abort ();
}
}
#pragma omp atomic
j[i]++;
}
#pragma omp for ordered schedule(static, 1)
for (i = 0; i < 128; i++)
foo (i, j);
}
return 0;
}
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