Comment # 8 on bug 59269 from Jos van Wolput

(In reply to comment #7)
> Please provide ./configure flags.

./autogen.sh --prefix=/usr --libdir=/usr/lib/x86_64-linux-gnu --enable-debug=no
--with-dri-drivers=radeon,swrast --enable-gallium-egl --enable-openvg 
--with-gallium-drivers=r600,swrast --enable-xorg

Anyway this issue is fixed by mesa-9da454f295062500ebb868e31eebcd5f753f83ff.