fcae7cfd27
Even if the driver doesn't *use* trivial blend shaders, building and compiling blend shaders is expensive. We shouldn't be building blend shaders that should never be used. Signed-off-by: Alyssa Rosenzweig <alyssa@collabora.com> Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17841>