mpz_roinit_n documentation

[Niels Möller]

bodrato at mail.dm.unipi.it writes:

> Should we add to the documentation of
>
> mpz_roinit_n (mpz_t x, const mp_limb_t *xp, mp_size_t xs)
>
> that the array pointed by xp must have at least a readable limb even if
> xs==0?

If that's not obvious from other documentation of mpz (which I doubt it
is), I think it deserves documentation. Can you add that? Also applies
to the MPZ_ROINIT_N macro.

Regards,
/Niels

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