(In reply to Stefan Dirsch from comment #8) > [...] > The first release candidate for Mesa 19.1.0 is now available, with > 1 week of delay. > > The plan is to have one release candidate every Tuesday, until the > anticipated final release on 28th May 2019 (one week later the schedule > in the calendar, due the delay). > [...] Maybe the rc's can be packaged in X11:XOrg this time, to see if the new version resolves the lto build problem. It may just work as shown in my home repo, yet back_main and back:home seem to suppy different build flags. So there is still a chance this i still broken.