   0  -live- %r1
   0  goto_if_not_ptr_nonzero %r1, L1
   4  ref_copy %r1 -> %r0
   7  -live- %r0, %r1
   7  guard_class %r1 -> %i0
  10  -live- %i0, %r0
  10  goto_if_not_int_eq %i0, $<* struct object_vtable>, L2
  15  getfield_gc_r %r0, FieldDescr<pypy.objspace.std.memoryobject.W_MemoryView.inst_buf> -> %r0
  20  getfield_gc_i_pure %r0, FieldDescr<rpython.rlib.buffer.Buffer.inst_readonly> -> %i0
  25  -live- %i0
  25  goto_if_not %i0, L3
  29  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
  31  ---
  31  L3:
  31  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
  33  ---
  33  L2:
  33  raise $<* struct object>
  35  ---
  35  L1:
  35  raise $<* struct object>
