https://bugs.freedesktop.org/show_bug.cgi?id=81837
--- Comment #4 from Vladimir Ysikov grantipak@gmail.com --- (In reply to comment #1)
Is this a regression?
I don,t know. I try build another version.
If so, can you bisect?
Where should I start, llvm or mesa?
I apologize for my english. ;-(