There's a 3rd option. Allow fma, but only where the programmer explicitly puts an `fma` (or specifically allows reordering). This does sacrifice a little bit of

There's a 3rd option. Allow fma, but only where the programmer explicitly puts an `fma` (or specifically allows reordering). This does sacrifice a little bit of ease of use to get optimal performance, but allows for reproducibility and high performance. It is a shame x87 was so poorly thought out. If it had a better defined programming model, it would be incredibly useful.