http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51994
--- Comment #22 from Uros Bizjak <ubizjak at gmail dot com> 2012-01-26 18:41:57 UTC --- (In reply to comment #20) > I agree that making get_inner_reference artificially return a non-zero poffset > would most certainly be problematic as this would change the semantics. But > it's also clear that the lower level bit-field manipulation routines aren't > really prepared to deal with negative stuff. So I think that we shouldn't > change the prototypes of these routines, but instead patch up callers that > forward the values returned by get_inner_reference to these routines. > > Adding assertions in these routines could indeed help. I have added these. But.. could you please take the fix to this problem further?
