   0  getfield_gc_r %r0, FieldDescr<pypy.module._file.interp_file.W_File.inst_stream> -> %r0
   5  -live- %r0
   8  goto_if_not_ptr_iszero %r0, L1
  12  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000aaab0c7fdde0> -> %r0
  16  setfield_gc_r %r0, $<* struct rpy_string>, FieldDescr<pypy.interpreter.error.OpErrFmtNoArgs.inst__value>
  21  setfield_gc_r %r0, $<* struct pypy.interpreter.baseobjspace.W_Root>, FieldDescr<pypy.interpreter.error.OperationError.inst_w_type>
  26  assert_not_none %r0
  28  -live- %r0
  31  raise %r0
  33  ---
  33  L1:
  33  -live- %r0
  36  guard_class %r0 -> %i0
  39  getfield_raw_i %i0, FieldDescr<rpython.rlib.streamio.Stream_vtable.cls_tell> -> %i0
  44  -live- %i0, %r0
  47  int_guard_value %i0
  49  residual_call_r_i %i0, <IndirectCallTargets>, R[%r0], <CallDescr(r) EF=7> -> %i0
  56  -live- %i0
  59  int_return %i0
