Comment # 9 on bug 103915 from Alexander Schlarb

BTW: I should also probably mention my hardware & software:

 * Radeon R9 M280X (BonaireXT)
 * Linux 4.14.0-3-amd64
 * Debian unstable
 * Mesa 17.3.3
 * DRM 3.19.0
 * LLVM 5.0.1 from http://apt.llvm.org/ (also tested with Debian default LLVM)
 * apitrace 7.1+git20170623.d38a69d6+repack-3