   0  -live- %r0
   3  guard_class %r0 -> %i0
   6  getfield_raw_i %i0, FieldDescr<pypy.module.cStringIO.interp_stringio.W_InputOutputType_vtable.cls_is_closed> -> %i0
  11  -live- %i0, %r0
  14  switch %i0, <SwitchDictDescr 0:L1, 1:L2, 2:L3>
  18  unreachable
  19  ---
  19  L1:
  19  -live- %r0
  22  getfield_gc_i %r0, FieldDescr<pypy.module.cStringIO.interp_stringio.W_OutputType.inst__RStringIO__closed> -> %i0
  27  L4:
  27  -live- %i0, %r0
  30  goto_if_not %i0, L5
  34  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x000002aa65925830> -> %r0
  38  setfield_gc_r %r0, $<* struct rpy_string>, FieldDescr<pypy.interpreter.error.OpErrFmtNoArgs.inst__value>
  43  setfield_gc_r %r0, $<* struct pypy.interpreter.baseobjspace.W_Root>, FieldDescr<pypy.interpreter.error.OperationError.inst_w_type>
  48  assert_not_none %r0
  50  -live- %r0
  53  raise %r0
  55  ---
  55  L5:
  55  -live- %r0
  58  guard_class %r0 -> %i0
  61  getfield_raw_i %i0, FieldDescr<pypy.module.cStringIO.interp_stringio.W_InputOutputType_vtable.cls_readline> -> %i0
  66  -live- %i0, %r0
  69  switch %i0, <SwitchDictDescr 0:L6, 1:L7, 2:L8>
  73  unreachable
  74  ---
  74  L6:
  74  -live- %r0
  77  inline_call_ir_r <JitCode 'W_InputType.readline'>, I[$-1], R[%r0] -> %r1
  85  L9:
  85  -live- %r1
  88  strlen %r1 -> %i0
  91  -live- %i0, %r1
  94  goto_if_not_int_is_zero %i0, L10
  98  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x000002aa65924838> -> %r0
 102  setfield_gc_r %r0, $<* struct pypy.interpreter.baseobjspace.W_Root>, FieldDescr<pypy.interpreter.error.OperationError.inst_w_type>
 107  setfield_gc_r %r0, $<* struct pypy.interpreter.baseobjspace.W_Root>, FieldDescr<pypy.interpreter.error.OperationError.inst__w_value>
 112  setfield_gc_r %r0, $<* struct pypy.interpreter.baseobjspace.W_Root>, FieldDescr<pypy.interpreter.error.OperationError.inst__application_traceback>
 117  assert_not_none %r0
 119  -live- %r0
 122  raise %r0
 124  ---
 124  L10:
 124  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x000002aa8c4dd168> -> %r0
 128  setfield_gc_r %r0, %r1, FieldDescr<pypy.objspace.std.bytesobject.W_BytesObject.inst__value>
 133  ref_return %r0
 135  ---
 135  L7:
 135  -live- %r0
 138  residual_call_ir_r $<* fn W_OutputType.readline>, I[$-1], R[%r0], <CallDescr(ri) EF=5> -> %r1
 147  -live- %r1
 150  goto L9
 153  ---
 153  L8:
 153  -live-
 156  raise $<* struct object>
 158  ---
 158  L2:
 158  -live- %r0
 161  getfield_gc_r %r0, FieldDescr<pypy.module.cStringIO.interp_stringio.W_InputType.inst_string> -> %r1
 166  ptr_iszero %r1 -> %i0
 169  goto L4
 172  ---
 172  L3:
 172  -live-
 175  raise $<* struct object>
