https://bugs.freedesktop.org/show_bug.cgi?id=103769
--- Comment #6 from bartos.petr@gmail.com --- Yes, the problem is still there, tested with mesa git 9f9177d, llvm git e58aca6 (and clang 9f9177d). Unfortunately I am unable to provide backtrace with symbols now since I've upgraded to Fedora 27 and have problems with building debuginfo package.