Actually I ended up fixing this up:
https://patchwork.freedesktop.org/patch/108725/
On Fri, Sep 2, 2016 at 2:53 PM, Ilia Mirkin wrote:
> Matteo pointed out on IRC that we fail to report some format query
> stuff for GL_TEXTURE_CUBE_MAP because we check for
> _mesa_has_ARB_texture_cube_map(). How
Matteo pointed out on IRC that we fail to report some format query
stuff for GL_TEXTURE_CUBE_MAP because we check for
_mesa_has_ARB_texture_cube_map(). However that ext isn't available in
core (per our extension_table.h definitions), so the helper returns
false. Looking at all of the instances of s