gcc/testsuite/gcc.dg/vect/vect-early-break_119-pr114068.c

   1 /* { dg-do compile } */
   2 /* { dg-add-options vect_early_break } */
   3 /* { dg-require-effective-target vect_early_break } */
   4 /* { dg-require-effective-target vect_int } */
   5 /* { dg-additional-options "-O3" } */
   6
   7 struct h {
   8   int b;
   9   int c;
  10   int f;
  11 } k;
  12
  13 void n(int m) {
  14   struct h a = k;
  15   for (int o = m; o; ++o) {
  16     if (a.f)
  17       __builtin_unreachable();
  18     if (o > 1)
  19       __builtin_unreachable();
  20     *(&k.b + o) = 1;
  21     *(&k.c + o*m) = 2;
  22   }
  23 }