Paul Wise <pabs@debian.org> writes: > On Tue, 2023-04-18 at 16:07 +0200, Florian Weimer wrote: > >> TL;DR: I want to propose a GCC 14 change which will impact >> distributions, so I'd like to gather some feedback from Debian. > > Is this change being made the upstream defaults? > > Or will it be a distro override like the hardening flags are? The intention is to make this a default, in order to brace people for a future C default standard version changes. >> I would appreciate some discussion on the Debian impact. > > Since most of the Debian archive can be reproducibly built, it seems > like the way to gauge the impact of this change on Debian would be to > do two archive rebuilds, once without the flags and once with the > flags, then compare the two builds for each package using diffoscope. This seems reasonable. I suspect changes largely in configure scripts based on our prior experience[1]. Have a lovely night. > The reproducible builds fuzzing tests get 96.2% reproducible, > this would only go up when not varying most of the fuzzed things. > > https://tests.reproducible-builds.org/debian/reproducible.html > > The existing documentation for Debian archive rebuilds is outdated and > deleted, but Lucas Nusbaum and others have been doing them for a while. > > https://wiki.debian.org/MassRebuilds > https://wiki.debian.org/qa.debian.org/ArchiveTesting?action=recall&rev=23 [1] https://bugs.gentoo.org/870412 -- Arsen Arsenović
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