gcc/testsuite/gcc.dg/gomp/pr82374.c

   1 /* PR tree-optimization/82374 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -fno-tree-vectorize -fdump-tree-vect-details" } */
   4 /* { dg-additional-options "-mavx -mno-avx2" { target i?86-*-* x86_64-*-* } } */
   5 /* { dg-additional-options "-mvsx" { target powerpc_vsx_ok } } */
   6
   7 #define SIZE (1024 * 1024)
   8
   9 float a[SIZE];
  10 float b[SIZE];
  11 float c[SIZE];
  12 float d[SIZE];
  13
  14 __attribute__((optimize ("O2", "tree-vectorize"))) void
  15 foo (void)
  16 {
  17   int i;
  18 #pragma omp parallel for
  19   for (i = 0; i < SIZE; i++)
  20     c[i] = a[i] + b[i];
  21 }
  22
  23 __attribute__((optimize ("O2", "tree-vectorize"))) void
  24 bar (void)
  25 {
  26   int i;
  27   for (i = 0; i < SIZE; i++)
  28     d[i] = a[i] + b[i];
  29 }
  30
  31 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 2 "vect" { target { { i?86-*-* x86_64-*-* } || { powerpc_vsx_ok } } } } } */