   0  inline_call_r_v <JitCode 'BufferingOutputStream.flush_buffers'>, R[%r0]
   5  -live- %i0, %r0
   8  getfield_gc_r %r0, FieldDescr<rpython.rlib.streamio.BufferingOutputStream.inst_base> -> %r0
  13  -live- %i0, %r0
  16  guard_class %r0 -> %i1
  19  getfield_raw_i %i1, FieldDescr<rpython.rlib.streamio.Stream_vtable.cls_read> -> %i1
  24  -live- %i0, %i1, %r0
  27  int_guard_value %i1
  29  residual_call_ir_r %i1, <IndirectCallTargets>, I[%i0], R[%r0], <CallDescr(ri) EF=7> -> %r0
  38  -live- %r0
  41  ref_return %r0
