mpf_get_d_2exp ignores sign of input

paul zimmermann Paul.Zimmermann at
Tue Mar 7 14:07:45 UTC 2017


>   mpf_get_d_2exp() always returns a non-negative value, even for negative
>   input.  I think this is a bug.
> The function works as documented.  No bug.

I disagree. The fine manual says "D * 2^EXP is the (truncated) OP value",
which is wrong if say OP = -0.5.

And why bother write 0.5<=abs(D)<1 instead of 0.5<=D<1 if D is always >= 0?


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