diff options
-rw-r--r-- | ChangeLog | 5 | ||||
-rw-r--r-- | random.c | 2 |
2 files changed, 5 insertions, 2 deletions
@@ -1,3 +1,8 @@ +Mon Jul 4 13:08:48 2016 NARUSE, Yui <naruse@ruby-lang.org> + + * random.c (random_ulong_limited): avoid left shift count >= width of + type on 32bit environment. + Sun Jul 3 18:51:42 2016 Martin Duerst <duerst@it.aoyama.ac.jp> * test/ruby/enc/test_case_comprehensive.rb, test_regex_casefold.rb, @@ -992,9 +992,7 @@ random_ulong_limited(VALUE obj, rb_random_t *rnd, unsigned long limit) const int n = w > 32 ? sizeof(unsigned long) : sizeof(uint32_t); const unsigned long mask = ~(~0UL << w); const unsigned long full = -#if SIZEOF_LONG == 4 (size_t)n >= sizeof(unsigned long) ? ~0UL : -#endif ~(~0UL << n * CHAR_BIT); unsigned long val, bits = 0, rest = 0; do { |