 --> [ local path prefix ]/state_machine/types/array_undef_constant.fpp:2:29
  |
2 |   array A = [3] U32 default a
  |                             ^ cannot find constant `a` in scope

 --> [ local path prefix ]/state_machine/types/array_undef_constant.fpp:1:15
  |
1 | state machine SM {
  |               ^^ state machine must have initial transition

