Adam Jackson <a...@redhat.com> writes: > This can't happen when GLX is the backing window system, but can > elsewhere. We may as well protect against it at a high level.
(where "elsewhere" is both egl and wgl, each with different sets of functions that will return NULL. What a delightful API) An ErrorF when returning NoopDDA to warn that we're papering over a bug in implementing some function would be pretty nice. Either way, Reviewed-by: Eric Anholt <e...@anholt.net>
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