   0  getfield_gc_r_pure %r0, FieldDescr<pypy.module.cpyext.buffer.CBuffer.inst_view> -> %r0
   5  getfield_gc_i_pure %r0, FieldDescr<pypy.module.cpyext.buffer.CPyBuffer.inst_ptr> -> %i1
  10  int_add %i1, %i0 -> %i0
  14  newstr %i2 -> %r0
  17  residual_call_ir_v $<* fn copy_raw_to_string>, I[%i0, $0, %i2], R[%r0], <CallDescr(irii) EF=5>
  27  -live- %r0
  30  ref_return %r0
