   0  getfield_gc_r_pure %r0, FieldDescr<rpython.rlib.rsre.rsre_core.BufMatchContext.inst__buffer> -> %r0
   5  -live- %i0, %r0
   8  guard_class %r0 -> %i1
  11  getfield_raw_i %i1, FieldDescr<rpython.rlib.buffer.Buffer_vtable.cls_getitem> -> %i1
  16  -live- %i0, %i1, %r0
  19  int_guard_value %i1
  21  residual_call_ir_i %i1, <IndirectCallTargets>, I[%i0], R[%r0], <CallDescr(ri) EF=7> -> %i0
  30  -live- %i0
  33  goto_if_not_int_eq %i0, $10, L1
  38  int_return $False
  40  ---
  40  L1:
  40  int_return $True
