   0  getfield_gc_r %r0, FieldDescr<pypy.module._io.interp_bufferedio.W_BufferedIOBase.inst_w_raw> -> %r0
   5  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x7fff4f52efa0> -> %r1
   9  setfield_gc_r %r1, $<* struct rpy_string>, FieldDescr<pypy.objspace.std.bytesobject.W_BytesObject.inst__value>
  14  inline_call_r_r <JitCode 'getattr'>, R[%r0, %r1] -> %r1
  21  -live- %r1
  21  -live- %r1
  21  goto_if_not_ptr_nonzero %r1, L1
  25  ref_copy %r1 -> %r0
  28  -live- %r0, %r1
  28  guard_class %r0 -> %i0
  31  -live- %i0, %r1
  31  goto_if_not_int_eq %i0, $<* struct object_vtable>, L2
  36  getfield_gc_i_pure %r1, FieldDescr<pypy.objspace.std.intobject.W_IntObject.inst_intval> -> %i0
  41  int_is_true %i0 -> %i0
  44  int_return %i0
  46  ---
  46  L2:
  46  L3:
  46  inline_call_r_i <JitCode 'is_true'>, R[%r1] -> %i0
  52  -live- %i0
  52  int_return %i0
  54  ---
  54  L1:
  54  goto L3
