gcc/testsuite/gcc.dg/vect/pr64421.c

   1 /* PR middle-end/64421 */
   2 /* { dg-require-effective-target vect_simd_clones } */
   3 /* { dg-additional-options "-fopenmp-simd" } */
   4 /* { dg-additional-options "-mavx" { target avx_runtime } } */
   5
   6 #include "tree-vect.h"
   7
   8 #pragma omp declare simd linear (y) notinbranch
   9 int foo (int x, int y) __asm ("bar");
  10
  11 #pragma omp declare simd linear (y) notinbranch
  12 int
  13 foo (int x, int y)
  14 {
  15   return x + y;
  16 }
  17
  18 int a[1024] = { 1, 2 };
  19
  20 int
  21 main ()
  22 {
  23   int i;
  24   check_vect ();
  25   #pragma omp simd
  26   for (i = 0; i < 1024; i++)
  27     a[i] = foo (a[i], i);
  28   if (a[0] != 1 || a[1] != 3)
  29     abort ();
  30 #pragma GCC novector
  31   for (i = 2; i < 1024; i++)
  32     if (a[i] != i)
  33       abort ();
  34   return 0;
  35 }
  36