64fd191d8a
we were dropping this when it was set, leading to incorrect algebraic optimizations that broke various types of tests, e.g., running spec@arb_gpu_shader5@execution@precise@fs-fract-of-nan in zink Reviewed-by: Jason Ekstrand <jason@jlekstrand.net> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6116>