gcc/testsuite/gcc.target/i386/pr62208.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O3 -fwhole-program -march=x86-64" } */
   3
   4 int *a;
   5 unsigned int b;
   6
   7 void fn2 ()
   8 {
   9   int t[9];
  10   for (; b; b++)
  11     *a ^= (~t[b] != t[b]);
  12 }
  13
  14 int fn1 ()
  15 {
  16   fn2 ();
  17   return 0;
  18 }
  19
  20 int main ()
  21 {
  22   fn1 ();
  23   return 0;
  24 }