   0  getfield_gc_r %r0, FieldDescr<rpython.rlib.streamio.BufferingInputStream.inst_buf> -> %r1
   5  -live- %r0, %r1
   5  goto_if_not_ptr_nonzero %r1, L1
   9  strlen %r1 -> %i0
  12  -live- %i0, %r0, %r1
  12  goto_if_not_int_is_true %i0, L2
  16  getfield_gc_r %r0, FieldDescr<rpython.rlib.streamio.BufferingInputStream.inst_do_seek> -> %r2
  21  getfield_gc_i %r0, FieldDescr<rpython.rlib.streamio.BufferingInputStream.inst_pos> -> %i0
  26  strlen %r1 -> %i1
  29  int_sub %i0, %i1 -> %i0
  33  -live- %i0, %r0, %r2
  33  guard_class %r2 -> %i1
  36  getfield_raw_i %i1, FieldDescr<rpython.rlib.streamio.Stream_vtable.cls_seek> -> %i1
  41  -live- %i0, %i1, %r0, %r2
  41  int_guard_value %i1
  43  residual_call_ir_v %i1, <IndirectCallTargets>, I[%i0, $1], R[%r2], <CallDescr(rii) EF=7>
  52  -live- %r0
  52  catch_exception L3
  55  setfield_gc_r %r0, $<* struct rpy_string>, FieldDescr<rpython.rlib.streamio.BufferingInputStream.inst_buf>
  60  setfield_gc_i %r0, $0, FieldDescr<rpython.rlib.streamio.BufferingInputStream.inst_pos>
  65  void_return
  66  ---
  66  L3:
  66  goto_if_exception_mismatch $<* struct object_vtable>, L4
  70  void_return
  71  ---
  71  L4:
  71  goto_if_exception_mismatch $<* struct object_vtable>, L5
  75  void_return
  76  ---
  76  L5:
  76  reraise
  77  ---
  77  L2:
  77  void_return
  78  ---
  78  L1:
  78  void_return
