Found that Ubuntu's Ghostscript had already an exception rule for not using -O3 on ppc64el which got lost with the sync. Re-introducing it and reporting to Debian ...
** Changed in: ghostscript (Ubuntu) Status: Triaged => Fix Committed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1862053 Title: Compiler gets stuck (or extremely slow) on ppc64el To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gcc/+bug/1862053/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs