gcc/libgomp/testsuite/libgomp.oacc-c-c++-common/reduction-4.c

60 lines
1.2 KiB
C

/* { dg-do run { target { ! { hppa*-*-hpux* } } } } */
/* complex reductions. */
#include <stdlib.h>
#include <stdbool.h>
#include <math.h>
#include <complex.h>
#define vl 32
int
main(void)
{
const int n = 1000;
int i;
double _Complex vresult, result, array[n];
bool lvresult, lresult;
for (i = 0; i < n; i++)
array[i] = i;
result = 0;
vresult = 0;
/* '&&' reductions. */
#pragma acc parallel vector_length (vl) copy(lresult)
#pragma acc loop reduction (&&:lresult)
for (i = 0; i < n; i++)
lresult = lresult && (creal(result) > creal(array[i]));
/* Verify the reduction. */
for (i = 0; i < n; i++)
lvresult = lresult && (creal(result) > creal(array[i]));
if (lresult != lvresult)
abort ();
result = 5;
vresult = 5;
lresult = false;
lvresult = false;
/* '||' reductions. */
#pragma acc parallel vector_length (vl) copy(lresult)
#pragma acc loop reduction (||:lresult)
for (i = 0; i < n; i++)
lresult = lresult || (creal(result) > creal(array[i]));
/* Verify the reduction. */
for (i = 0; i < n; i++)
lvresult = lresult || (creal(result) > creal(array[i]));
if (lresult != lvresult)
abort ();
return 0;
}