mpf_fits_u*_p treatment of negative values greater than -1.0

[Vincent Lefevre]

On 2013-11-22 13:17:04 +0100, Marc Glisse wrote:
> On Fri, 22 Nov 2013, sisyphus1 at optusnet.com.au wrote:
> >mpf_fits_ulong_p(), mpf_fits_uint_p() and mpf_fits_ushort_p() all return
> >false for negative values greater than -1.
> >
> >I believe they should return true for such values - as happens if I first
> >call mpf_trunc().
> 
> Works for me with the main repository. Looks like Marco's patch:
> http://hg.gmplib.org:8000/gmp/rev/760dc4f2c44b
> 
> wasn't backported to the gmp-5.1 branch.

I suppose that this comes from this discussion:

  http://gmplib.org/list-archives/gmp-devel/2013-March/003055.html

(MPFR has been fixed following this discussion.)

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