if (!muscle_percent_define_flag_if ("lr.keep_unreachable_states"))
{
state_number *old_to_new = xnmalloc (nstates, sizeof *old_to_new);
if (!muscle_percent_define_flag_if ("lr.keep_unreachable_states"))
{
state_number *old_to_new = xnmalloc (nstates, sizeof *old_to_new);