On Sat, Aug 20, 2016 at 12:32 PM, Martin Buchholz <marti...@google.com> wrote:
> > Quibble: "guaranteed" may be true in practice, but longBitsToDouble is > technically permitted to reset the sign bit back to 1 if the hardware is > hostile. Because of this, I would simply remove the word "guaranteed". > After reading IEEE 754 2008 6.2.1. , I now believe signalling NaNs have to use the significand bits; the sign bit is free to use; and so I retract my quibble, and am happy with the word "guaranteed".
