Well, if you do, please change the name of the function.... backward compatibility... > On Apr 24, 2018, at 9:49 AM, Niels Möller <nisse at lysator.liu.se> wrote: > > I would prefer the opposite change for GMP7, to have all multiplication > functions return, but *not* store, the high limb of the product. Which > also should work nicely with tail calls.