libgomp/testsuite/libgomp.c/pr66199-9.c

   1 /* PR middle-end/66199 */
   2 /* { dg-do run } */
   3
   4 #pragma omp declare target
   5 int u[1024], v[1024], w[1024];
   6 #pragma omp end declare target
   7
   8 __attribute__((noinline, noclone)) long
   9 f2 (long a, long b, long c)
  10 {
  11   long d, e;
  12   #pragma omp target map(from: d, e)
  13   #pragma omp teams default(none) firstprivate (a, b, c) shared(d, e, u, v, w)
  14   #pragma omp distribute lastprivate(d, e)
  15   for (d = a; d < b; d++)
  16     {
  17       u[d] = v[d] + w[d];
  18       e = c + d * 5;
  19     }
  20   return d + e;
  21 }
  22
  23 __attribute__((noinline, noclone)) long
  24 f3 (long a1, long b1, long a2, long b2)
  25 {
  26   long d1, d2;
  27   #pragma omp target map(from: d1, d2)
  28   #pragma omp teams default(none) shared(a1, b1, a2, b2, d1, d2, u, v, w)
  29   #pragma omp distribute firstprivate (a1, b1, a2, b2) lastprivate(d1, d2) collapse(2)
  30   for (d1 = a1; d1 < b1; d1++)
  31     for (d2 = a2; d2 < b2; d2++)
  32       u[d1 * 32 + d2] = v[d1 * 32 + d2] + w[d1 * 32 + d2];
  33   return d1 + d2;
  34 }
  35
  36 int
  37 main ()
  38 {
  39   if (f2 (0, 1024, 17) != 1024 + (17 + 5 * 1023)
  40       || f3 (0, 32, 0, 32) != 64)
  41     __builtin_abort ();
  42   return 0;
  43 }