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| author | mame <mame@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-07-21 14:51:17 +0000 |
|---|---|---|
| committer | mame <mame@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-07-21 14:51:17 +0000 |
| commit | 05a47e886ad486894be6be779b867abfa283935a (patch) | |
| tree | 9e8835e2e2a3334b5e56072a35f6eddf3de732b6 /random.c | |
| parent | e580f7b2a612e1edaa502071189a46fce7749c69 (diff) | |
| download | ruby-05a47e886ad486894be6be779b867abfa283935a.tar.gz ruby-05a47e886ad486894be6be779b867abfa283935a.tar.xz ruby-05a47e886ad486894be6be779b867abfa283935a.zip | |
* random.c (rand_init): array length of random seed was broken, which
causes memory error with srand(2**1000000-1).
* test/ruby/test_rand.c: test for above.
git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@24228 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'random.c')
| -rw-r--r-- | random.c | 6 |
1 files changed, 2 insertions, 4 deletions
@@ -304,11 +304,9 @@ rand_init(struct MT *mt, VALUE vseed) if (blen == 0) { len = 1; } - else if (blen > MT_MAX_STATE * SIZEOF_INT32 / SIZEOF_BDIGITS) { - blen = (len = MT_MAX_STATE) * SIZEOF_INT32 / SIZEOF_BDIGITS; - len = roomof(len, SIZEOF_INT32); - } else { + if (blen > MT_MAX_STATE * SIZEOF_INT32 / SIZEOF_BDIGITS) + blen = (len = MT_MAX_STATE) * SIZEOF_INT32 / SIZEOF_BDIGITS; len = roomof((int)blen * SIZEOF_BDIGITS, SIZEOF_INT32); } /* allocate ints for init_by_array */ |