gcc/testsuite/gcc.dg/torture/pr103237.c

   1 /* { dg-do run } */
   2 /* { dg-additional-options "-ftree-vectorize" } */
   3
   4 int g1;
   5 unsigned int g2 = -1U;
   6 static void __attribute__((noipa))
   7 func_1()
   8 {
   9   int *l_1 = &g1;
  10   for (int g3a = 0; g3a != 4; g3a++)
  11     for (int l_2 = 0; l_2 <= 3; l_2++)
  12       {
  13         unsigned int *l_3 = &g2;
  14         *l_1 = *l_3 ^= 1;
  15       }
  16 }
  17 int
  18 main()
  19 {
  20   func_1();
  21   if (g1 != -1)
  22     __builtin_abort ();
  23   return 0;
  24 }