please enable zesty-proposed and install llvm-3.9 from there (-4ubuntu1 or -4ubuntu2), does it help?
** Changed in: mesa (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1663379 Title: Problems in 17.04 alfa 2 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-mate/+bug/1663379/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs