diff options
Diffstat (limited to 'ecc-mul-a.c')
| -rw-r--r-- | ecc-mul-a.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/ecc-mul-a.c b/ecc-mul-a.c index b23bdc5d..7a537bf6 100644 --- a/ecc-mul-a.c +++ b/ecc-mul-a.c @@ -122,8 +122,10 @@ ecc_mul_a (const struct ecc_curve *ecc, mp_limb_t *scratch_out = table + (3*ecc->size << ECC_MUL_A_WBITS); int is_zero = 0; - mp_bitcnt_t blocks = (ecc->bit_size + ECC_MUL_A_WBITS - 1) / ECC_MUL_A_WBITS; - mp_bitcnt_t bit_index = (blocks-1) * ECC_MUL_A_WBITS; + /* Avoid the mp_bitcnt_t type for compatibility with older GMP + versions. */ + unsigned blocks = (ecc->bit_size + ECC_MUL_A_WBITS - 1) / ECC_MUL_A_WBITS; + unsigned bit_index = (blocks-1) * ECC_MUL_A_WBITS; mp_size_t limb_index = bit_index / GMP_NUMB_BITS; unsigned shift = bit_index % GMP_NUMB_BITS; |