   0  -live- %r1
   3  goto_if_not_ptr_iszero %r1, L1
   7  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x000002aa65925830> -> %r0
  11  setfield_gc_r %r0, $<* struct rpy_string>, FieldDescr<pypy.interpreter.error.OpErrFmtNoArgs.inst__value>
  16  setfield_gc_r %r0, $<* struct pypy.interpreter.baseobjspace.W_Root>, FieldDescr<pypy.interpreter.error.OperationError.inst_w_type>
  21  assert_not_none %r0
  23  -live- %r0
  26  raise %r0
  28  ---
  28  L1:
  28  ref_return %r1
