gcc/testsuite/gcc.dg/vect/pr66636.c

   1 /* { dg-additional-options "-mavx2" { target avx_runtime } } */
   2
   3 #include "tree-vect.h"
   4
   5 extern void abort (void);
   6
   7 struct X { double x; double y; };
   8
   9 void __attribute__((noinline,noclone))
  10 foo (struct X *x, double px, int s)
  11 {
  12   int i;
  13   for (i = 0; i < 256; ++i)
  14     {
  15       x[i*s].x = px;
  16       x[i*s].y = i + px;
  17     }
  18 }
  19
  20 int main()
  21 {
  22   struct X x[512];
  23   int i;
  24   check_vect ();
  25   foo (x, 1., 2);
  26   if (x[0].x != 1. || x[0].y != 1.
  27       || x[510].x != 1. || x[510].y != 256.)
  28     abort ();
  29   return 0;
  30 }