libgomp/testsuite/libgomp.c/target-44.c

   1 /* { dg-additional-options "-foffload-options=nvptx-none=-latomic" { target { offload_target_nvptx } } } */
   2
   3 #include <stdlib.h>
   4
   5 struct s
   6 {
   7   int i;
   8 };
   9
  10 #pragma omp declare reduction(+: struct s: omp_out.i += omp_in.i)
  11
  12 int
  13 main (void)
  14 {
  15   const int N0 = 32768;
  16
  17   struct s counter_N0 = { 0 };
  18 #pragma omp target
  19 #pragma omp for simd reduction(+: counter_N0)
  20   for (int i0 = 0 ; i0 < N0 ; i0++ )
  21     counter_N0.i += 1;
  22
  23   if (counter_N0.i != N0)
  24     abort ();
  25
  26   return 0;
  27 }