/* complex reductions. */ #define n 1000 int main(void) { int i; __complex__ double result, array[n]; int lresult; /* '+' reductions. */ #pragma acc parallel #pragma acc loop gang worker vector reduction (+:result) for (i = 0; i < n; i++) result += array[i]; /* '*' reductions. */ #pragma acc parallel #pragma acc loop gang worker vector reduction (*:result) for (i = 0; i < n; i++) result *= array[i]; /* '&&' reductions. */ #pragma acc parallel #pragma acc loop gang worker vector reduction (&&:lresult) for (i = 0; i < n; i++) lresult = lresult && (__real__(result) > __real__(array[i])); /* '||' reductions. */ #pragma acc parallel #pragma acc loop gang worker vector reduction (||:lresult) for (i = 0; i < n; i++) lresult = lresult || (__real__(result) > __real__(array[i])); return 0; }