diff options
| -rw-r--r-- | py/mpz.c | 12 |
1 files changed, 6 insertions, 6 deletions
@@ -705,17 +705,14 @@ STATIC void mpz_need_dig(mpz_t *z, size_t need) { } STATIC mpz_t *mpz_clone(const mpz_t *src) { + assert(src->alloc != 0); mpz_t *z = m_new_obj(mpz_t); z->neg = src->neg; z->fixed_dig = 0; z->alloc = src->alloc; z->len = src->len; - if (src->dig == NULL) { - z->dig = NULL; - } else { - z->dig = m_new(mpz_dig_t, z->alloc); - memcpy(z->dig, src->dig, src->alloc * sizeof(mpz_dig_t)); - } + z->dig = m_new(mpz_dig_t, z->alloc); + memcpy(z->dig, src->dig, src->alloc * sizeof(mpz_dig_t)); return z; } @@ -983,6 +980,7 @@ these functions are unused /* returns abs(z) */ mpz_t *mpz_abs(const mpz_t *z) { + // TODO: handle case of z->alloc=0 mpz_t *z2 = mpz_clone(z); z2->neg = 0; return z2; @@ -991,6 +989,7 @@ mpz_t *mpz_abs(const mpz_t *z) { /* returns -z */ mpz_t *mpz_neg(const mpz_t *z) { + // TODO: handle case of z->alloc=0 mpz_t *z2 = mpz_clone(z); z2->neg = 1 - z2->neg; return z2; @@ -1408,6 +1407,7 @@ these functions are unused */ mpz_t *mpz_gcd(const mpz_t *z1, const mpz_t *z2) { if (z1->len == 0) { + // TODO: handle case of z2->alloc=0 mpz_t *a = mpz_clone(z2); a->neg = 0; return a; |