mpq_cmp_z

[Niels Möller]

"Marco Bodrato" <bodrato at mail.dm.unipi.it> writes:

> At any point in mpq code (we check in the _init functions, and we ASSERT
> elsewhere) we assume denominator is strictly positive and mpz's are
> normalised.

And hence, in this case, PTR(den)[0] is not only readable, but it
always contains a meaningful value.

Regards,
/Niels

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