   0  -live- %r1
   0  guard_class %r1 -> %i0
   3  getfield_raw_i %i0, FieldDescr<pypy.module.micronumpy.boxes.W_GenericBox_vtable.cls_raw_str> -> %i0
   8  -live- %i0, %r1
   8  int_guard_value %i0
  10  residual_call_r_r %i0, <IndirectCallTargets>, R[%r1], <CallDescr(r) EF=5> -> %r0
  17  -live- %r0
  17  strlen %r0 -> %i0
  20  -live- %i0
  20  goto_if_not_int_is_true %i0, L1
  24  int_return $False
  26  ---
  26  L1:
  26  int_return $True
