diff --git a/ChangeLog b/ChangeLog index 5d0da3e420..930b5ebe96 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,7 @@ +Thu Aug 1 01:45:18 2013 Tanaka Akira + + * bignum.c (big2str_karatsuba): Fix a condition of power_level. + Thu Aug 1 01:09:02 2013 Tanaka Akira * bignum.c (LOG2_KARATSUBA_BIG2STR_DIGITS): Removed. diff --git a/bignum.c b/bignum.c index cd3f6d3f44..5e6c337723 100644 --- a/bignum.c +++ b/bignum.c @@ -4225,6 +4225,8 @@ big2str_orig(struct big2str_struct *b2s, VALUE x, char* ptr, size_t len, int tri size_t j = len; BDIGIT* ds = BDIGITS(x); + assert(i <= 2); + while (i && j > 0) { long k = i; BDIGIT_DBL num = 0; @@ -4266,7 +4268,7 @@ big2str_karatsuba(struct big2str_struct *b2s, VALUE x, char* ptr, } } - if (power_level == 0) { + if (power_level < 0) { return big2str_orig(b2s, x, ptr, len, trim); }