https://bugs.freedesktop.org/show_bug.cgi?id=99923
--- Comment #39 from Martin Pilarski mpilarski@arcor.de --- I can confirm that the issue is fixed with the initial fix.
glxinfo | grep Mesa client glx vendor string: Mesa Project and SGI OpenGL core profile version string: 4.5 (Core Profile) Mesa 18.3.0-devel (git-fa52ff856d) OpenGL version string: 4.5 (Compatibility Profile) Mesa 18.3.0-devel (git-fa52ff856d) OpenGL ES profile version string: OpenGL ES 3.2 Mesa 18.3.0-devel (git-fa52ff856d)
glxinfo | grep LLVM Device: AMD PITCAIRN (DRM 2.50.0, 4.18.12-arch1-1-ARCH, LLVM 8.0.0) (0x6818) OpenGL renderer string: AMD PITCAIRN (DRM 2.50.0, 4.18.12-arch1-1-ARCH, LLVM 8.0.0)
LLVM was built from commit c179d7b.