On Fri, Nov 3, 2017 at 10:25 AM, Martin Liška <mli...@suse.cz> wrote: > On 10/27/2017 09:44 PM, Nathan Sidwell wrote: >> On 10/27/2017 02:34 PM, Jakub Jelinek wrote: >> >>> But when singly inheriting a polymorphic base and thus mapped to the same >>> vptr all but the last dtor will not be in charge, right? >> >> Correct. >> >>> So, if using build_clobber_this for this, instead of clobbering what we >>> clobber we'd just clear the single vptr (couldn't clobber the rest, even >>> if before the store, because that would make the earlier other vptr stores >>> dead). >> >> ok (I'd not looked at the patch to see if in chargeness was signficant) >> >> nathan >> > > Hello. > > I'm sending v2 which only zeros vptr of object. > > Ready to be installed after finishing tests?
Surely we also want to check TYPE_CONTAINS_VPTR_P. Jason
