On Mon, 2018-02-19 at 22:57 -0800, Adam Williamson wrote: > On Tue, 2018-01-09 at 21:51 +0100, Jakub Jelinek wrote: > > On Tue, Jan 09, 2018 at 07:50:10PM +0000, Stephen Gallagher wrote: > > > > Well, true, but then just like every year, we'll wind up doing a lot of > > > > the spadework of fixing things to build with the new GCC. And probably > > > > at first some critical things will fail to build and that'll mess up > > > > the stability of the distro for a couple of weeks. I guess if everyone > > > > else is still loving that grind, hey. > > > > > > > > > > > > > This is the cost of being "First". Fedora has long enjoyed a tight coupling > > > with the GCC upstream. It's a symbiosis: they use our mass-rebuild to help > > > identify any issues before GCC goes stable and in turn Fedora gets to have > > > the newest compiler features before anyone else. > > > > To be fair, Ubuntu (or Debian or both, dunno) has already performed test mass > > rebuilds with GCC 8 prerelease some time ago and OpenSUSE usually performs them > > roughly at the same time as we do. We are likely the first one or one of > > the first ones to deploy it as a stable compiler in the distro and it is > > mutually beneficial both for the distro and for GCC. > > Just for the record, it is now 11pm the day before we are supposed to > branch Fedora 28, and I have spent the whole evening fixing > OpenColorIO's Python bindings to build with GCC 8: > > https://github.com/imageworks/OpenColorIO/pull/518 > > only to find that it fails to build on i686 because since pdftex got > rebuilt with GCC 8 (OK, haven't confirmed that yet, but it's the most > obvious suspect), it's segfaulting: > > https://koji.fedoraproject.org/koji/taskinfo?taskID=25176488 > > Also noted by QuLogic trying to build R-htmltools: > > https://koji.fedoraproject.org/koji/taskinfo?taskID=25173683 > > So now I am running the build in an i686 mock so I can shell into the > mock and hopefully get a traceback of the pdftex crash and try to do > *something* about fixing it. So, here lies a hilarious tale of dynamic generation of entirely undocumented C code using single-character variable names by a ridiculously arcane build system tracked in Subversion: https://bugzilla.redhat.com/show_bug.cgi?id=1546964 Excuse me while I go break some stuff. -- Adam Williamson Fedora QA Community Monkey IRC: adamw | Twitter: AdamW_Fedora | XMPP: adamw AT happyassassin . net http://www.happyassassin.net _______________________________________________ devel mailing list -- devel@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe send an email to devel-leave@xxxxxxxxxxxxxxxxxxxxxxx
