   0  -live- %r0, %r1
   0  guard_class %r1 -> %i0
   3  getfield_raw_i %i0, FieldDescr<pypy.interpreter.baseobjspace.W_Root_vtable.cls_str_w> -> %i0
   8  -live- %i0, %r0, %r1
   8  switch %i0, <SwitchDictDescr 0:L1, 1:L2, 2:L3>
  12  unreachable
  13  ---
  13  L1:
  13  -live- %r0, %r1
  13  inline_call_r_r <JitCode 'W_UnicodeObject.str_w'>, R[%r1] -> %r1
  19  -live- %r0, %r1
  19  L4:
  19  inline_call_r_r <JitCode 'allocate_instance__W_Struct'>, R[%r0] -> %r0
  25  -live- %r0, %r1
  25  setfield_gc_r %r0, %r1, FieldDescr<pypy.module.struct.interp_struct.W_Struct.inst_format>
  30  inline_call_r_i <JitCode '_calcsize'>, R[%r1] -> %i0
  36  -live- %i0, %r0
  36  setfield_gc_i %r0, %i0, FieldDescr<pypy.module.struct.interp_struct.W_Struct.inst_size>
  41  ref_return %r0
  43  ---
  43  L2:
  43  -live- %r0, %r1
  43  getfield_gc_r_pure %r1, FieldDescr<pypy.objspace.std.bytesobject.W_BytesObject.inst__value> -> %r1
  48  goto L4
  51  ---
  51  L3:
  51  -live- %r1
  51  inline_call_r_r <JitCode 'oefmt__expected__s__got__T_object_star_2'>, R[$<* struct pypy.objspace.std.typeobject.W_TypeObject>, $<* struct rpy_string>, $<* struct rpy_string>, %r1] -> %r1
  60  -live- %r1
  60  -live- %r1
  60  guard_class %r1 -> %i0
  63  -live- %r1
  63  raise %r1
