libgomp/testsuite/libgomp.c-c++-common/lastprivate-conditional-10.c

   1 /* { dg-do run } */
   2
   3 int v, x;
   4
   5 __attribute__((noipa)) int
   6 foo (int *a)
   7 {
   8   #pragma omp parallel for simd lastprivate (conditional: x) schedule(simd: static) if (simd: 0)
   9   for (int i = 0; i < 128; i++)
  10     if (a[i])
  11       x = a[i];
  12   return x;
  13 }
  14
  15 __attribute__((noipa)) int
  16 bar (int *a, int *b)
  17 {
  18   #pragma omp parallel
  19   #pragma omp for simd lastprivate (conditional: x, v) schedule(static, 16) simdlen (1)
  20   for (int i = 16; i < 128; ++i)
  21     {
  22       if (a[i])
  23         x = a[i];
  24       if (b[i])
  25         v = b[i] + 10;
  26     }
  27   return x;
  28 }
  29
  30 __attribute__((noipa)) int
  31 baz (int *a)
  32 {
  33   #pragma omp parallel for simd if (simd: 0) lastprivate (conditional: x) schedule(simd: dynamic, 16)
  34   for (int i = 0; i < 128; i++)
  35     if (a[i])
  36       x = a[i] + 5;
  37   return x;
  38 }
  39
  40 int
  41 main ()
  42 {
  43   int a[128], b[128], i;
  44   for (i = 0; i < 128; i++)
  45     {
  46       a[i] = ((i % 11) == 2) ? i + 10 : 0;
  47       asm volatile ("" : "+g" (i));
  48       b[i] = ((i % 13) == 5) ? i * 2 : 0;
  49     }
  50   if (foo (a) != 133)
  51     __builtin_abort ();
  52   if (bar (b, a) != 244 || v != 143)
  53     __builtin_abort ();
  54   if (baz (b) != 249)
  55     __builtin_abort ();
  56   return 0;
  57 }