OK.
On Mon, Nov 6, 2017 at 3:27 AM, Martin Liška <mli...@suse.cz> wrote: > On 11/03/2017 04:21 PM, Jason Merrill wrote: >> 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 >> > > Done that in attached patch. > Patch can bootstrap on ppc64le-redhat-linux and survives regression tests. > > Ready to be installed? > Martin
