gcc/testsuite/gcc.dg/vect/pr37027.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target vect_int } */
   3 /* { dg-require-effective-target vect_perm } */
   4
   5 #include <stdarg.h>
   6
   7 struct mystr
   8 {
   9   int f1;
  10   int f2;
  11 };
  12
  13 struct mystr a[16];
  14 struct mystr b[16];
  15 int res1, res2;
  16
  17
  18 void
  19 foo (void)
  20 {
  21   int i;
  22   int sum1 = 0;
  23   int sum2 = 0;
  24
  25   for (i = 0; i < 16; i++)
  26   {
  27     sum1 += a[i].f1 + b[i].f1;
  28     sum2 += a[i].f2 + b[i].f2;
  29   }
  30
  31   res1 = sum1;
  32   res2 = sum2;
  33 }
  34
  35 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { xfail vect_no_int_add } } } */
  36 /* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 1 "vect" { xfail vect_no_int_add } } } */
  37 /* { dg-final { scan-tree-dump-times "VEC_PERM_EXPR" 0 "vect" } } */