gcc/testsuite/gcc.target/i386/pr71647.c

   1 /* PR tree-optimization/71647 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O3 -fopenmp-simd -mavx -mno-avx512f -fdump-tree-vect-details" } */
   4
   5 void
   6 foo (double *a, double *b)
   7 {
   8   int i;
   9 #pragma omp simd aligned(a,b:4*sizeof(double))
  10   for (i = 0; i < 32768; i++)
  11     a[i] += b[i];
  12 }
  13
  14 void
  15 bar (double *a, double *b)
  16 {
  17   int i;
  18 #pragma omp simd aligned(a,b:32)
  19   for (i = 0; i < 32768; i++)
  20     a[i] += b[i];
  21 }
  22
  23 void
  24 baz (double *a, double *b)
  25 {
  26   int i;
  27 #pragma omp simd aligned(a,b:32L)
  28   for (i = 0; i < 32768; i++)
  29     a[i] += b[i];
  30 }
  31
  32 /* { dg-final { scan-tree-dump-not "Alignment of access forced using peeling" "vect" } } */