diff options
| author | shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-08-15 21:25:07 +0000 |
|---|---|---|
| committer | shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-08-15 21:25:07 +0000 |
| commit | a406475bcbecae14693201adafa2ad2e0cdfc8fc (patch) | |
| tree | 9ddd7b27865737bc3bcee9797f5b2eaabd8b8a8d /ChangeLog | |
| parent | 033020007206ce9e6ffa89aa33a092fc88ddd840 (diff) | |
* numeric.c (fix_pow): integer power calculation: 0**n => 0,
1**n => 1, -1**n => 1 (n: even) / -1 (n: odd).
* test/ruby/test_fixnum.rb (TestFixnum::test_pow): update test
suite. pow(-3, 2^64) gives NaN when pow(3, 2^64) gives Inf.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8_5@13015 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 5 |
1 files changed, 5 insertions, 0 deletions
@@ -1,3 +1,8 @@ +Thu Aug 16 06:24:39 2007 Yukihiro Matsumoto <matz@ruby-lang.org> + + * numeric.c (fix_pow): integer power calculation: 0**n => 0, + 1**n => 1, -1**n => 1 (n: even) / -1 (n: odd). + Thu Aug 16 06:11:34 2007 Yukihiro Matsumoto <matz@ruby-lang.org> * lib/base64.rb (Base64::b64encode): should not specify /o option |