libgomp/testsuite/libgomp.c/reduction-11.c

   1 /* { dg-do run } */
   2
   3 char z[10] = { 0 };
   4
   5 __attribute__((noinline, noclone)) void
   6 foo (int (*x)[3][2], int *y, long w[1][2], int s, int t)
   7 {
   8   unsigned long long a[9] = {};
   9   short b[5] = {};
  10   int i;
  11   #pragma omp parallel for reduction(+:x[-1:2][:][0:2], z[t + 2:4]) \
  12                            reduction(*:y[-s:3]) reduction(|:a[s + 3:4]) \
  13                            reduction(&:w[s + 1:1][t:2]) reduction(max:b[2:])
  14   for (i = 0; i < 128; i++)
  15     {
  16       x[i / 64 - 1][i % 3][(i / 4) & 1] += i;
  17       if ((i & 15) == 1)
  18         y[1] *= 3;
  19       if ((i & 31) == 2)
  20         y[2] *= 7;
  21       if ((i & 63) == 3)
  22         y[3] *= 17;
  23       z[i / 32 + 2] += (i & 3);
  24       if (i < 4)
  25         z[i + 2] += i;
  26       a[i / 32 + 2] |= 1ULL << (i & 30);
  27       w[0][i & 1] &= ~(1L << (i / 17 * 3));
  28       if ((i % 23) > b[2])
  29         b[2] = i % 23;
  30       if ((i % 85) > b[3])
  31         b[3] = i % 85;
  32       if ((i % 192) > b[4])
  33         b[4] = i % 192;
  34     }
  35   for (i = 0; i < 9; i++)
  36     if (a[i] != ((i < 6 && i >= 2) ? 0x55555555ULL : 0))
  37       __builtin_abort ();
  38   if (b[0] != 0 || b[1] != 0 || b[2] != 22 || b[3] != 84 || b[4] != 127)
  39     __builtin_abort ();
  40 }
  41
  42 int
  43 main ()
  44 {
  45   int a[4][3][2] = {};
  46   static int a2[4][3][2] = {{{ 0, 0 }, { 0, 0 }, { 0, 0 }},
  47                             {{ 312, 381 }, { 295, 356 }, { 337, 335 }},
  48                             {{ 1041, 975 }, { 1016, 1085 }, { 935, 1060 }},
  49                             {{ 0, 0 }, { 0, 0 }, { 0, 0 }}};
  50   int y[5] = { 0, 1, 1, 1, 0 };
  51   int y2[5] = { 0, 6561, 2401, 289, 0 };
  52   char z2[10] = { 0, 0, 48, 49, 50, 51, 0, 0, 0, 0 };
  53   long w[1][2] = { ~0L, ~0L };
  54   foo (&a[2], y, w, -1, 0);
  55   if (__builtin_memcmp (a, a2, sizeof (a))
  56       || __builtin_memcmp (y, y2, sizeof (y))
  57       || __builtin_memcmp (z, z2, sizeof (z))
  58       || w[0][0] != ~0x249249L
  59       || w[0][1] != ~0x249249L)
  60     __builtin_abort ();
  61   return 0;
  62 }