gcc/testsuite/gcc.dg/pr16973.c

   1 /* We were removing the label "a" because
   2    we were removing the BB for it but forgot
   3    to add back the label.   */
   4
   5 /* { dg-options "" } */
   6 /* { dg-require-effective-target label_values } */
   7
   8 void
   9 f (void)
  10 {
  11   static __SIZE_TYPE__ x = &&a - &&b;
  12   a : b : return;
  13 }