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take_mpz optimization

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* libguile/integers.c (take_mpz): Avoid making a bignum if the value is
fixable.
This commit is contained in:
Andy Wingo 2022-01-07 20:28:05 +01:00
parent aa5455ea98
commit 443d239828
1 changed files with 6 additions and 2 deletions
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8
libguile/integers.c
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@ -299,9 +299,13 @@ normalize_bignum (struct scm_bignum *z)
static SCM
take_mpz (mpz_ptr mpz)
{
struct scm_bignum *res = make_bignum_from_mpz (mpz);
SCM ret;
if (mpz_fits_slong_p (mpz))
ret = long_to_scm (mpz_get_si (mpz));
else
ret = scm_from_bignum (make_bignum_from_mpz (mpz));
mpz_clear (mpz);
return normalize_bignum (res);
return ret;
}
static int