diff options
Diffstat (limited to 'mpi/mpi.c')
-rw-r--r-- | mpi/mpi.c | 5 |
1 files changed, 3 insertions, 2 deletions
@@ -571,8 +571,9 @@ static int s_mp_in_big_range(mp_int *mp, double_uintptr_t lim, int unsig) { const unsigned ptrnd = (SIZEOF_DOUBLE_INTPTR + MP_DIGIT_SIZE - 1) / MP_DIGIT_SIZE; mp_size nd = USED(mp); + int neg = ISNEG(mp); - if (unsig && ISNEG(mp)) + if (unsig && neg) return 0; if (nd < ptrnd) @@ -584,7 +585,7 @@ static int s_mp_in_big_range(mp_int *mp, double_uintptr_t lim, int unsig) { mp_digit top = DIGITS(mp)[ptrnd - 1]; lim >>= ((ptrnd - 1) * MP_DIGIT_BIT); - return top <= lim; + return (top - neg) <= lim; } } |