diff options
author | shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-11-13 00:40:52 +0000 |
---|---|---|
committer | shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-11-13 00:40:52 +0000 |
commit | 7f6691ae77546b42a4b182ca5ddbf5e2312c6a7b (patch) | |
tree | 7f1b465783cd3a61738aecc85c56e9fee834b106 /bignum.c | |
parent | 803dcea481ea20fc7dfc690e73ccb23646a5c4ab (diff) |
suppress integer overflow warnings
* random.c: annotate rb_hash_start with NO_SANITIZE (seed.key.hash + h
overflows and that seems intentional)
* bignum.c: avoid (size_t)--
* cont.c: ditto
* util.c: ditto
* vm_insnhelper.c: ditto
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@65688 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'bignum.c')
-rw-r--r-- | bignum.c | 7 |
1 files changed, 3 insertions, 4 deletions
@@ -2587,10 +2587,9 @@ bigdivrem_single1(BDIGIT *qds, const BDIGIT *xds, size_t xn, BDIGIT x_higher_bdi size_t i; BDIGIT_DBL t2; t2 = x_higher_bdigit; - i = xn; - while (i--) { - t2 = BIGUP(t2) + xds[i]; - qds[i] = (BDIGIT)(t2 / y); + for (i = 0; i < xn; i++) { + t2 = BIGUP(t2) + xds[xn - i - 1]; + qds[xn - i - 1] = (BDIGIT)(t2 / y); t2 %= y; } return (BDIGIT)t2; |