http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51994
--- Comment #32 from Eric Botcazou <ebotcazou at gcc dot gnu.org> 2012-02-01 16:34:30 UTC --- > The base object can be an indirect reference, so yes, there doesn't have > to be an overall positive offset (well, yes, to the _real_ object, > but we don't see that). If this is an indirect reference, there is no base object by definition. So I'm not sure we should care in get_inner_reference and, in any case, I'm not sure what to do. Probably avoid sending MEM_REF to get_inner_reference in this case, after all it's clearly not a handled_component_p-like thing.