diff options
| author | matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-07-16 15:56:16 +0000 |
|---|---|---|
| committer | matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-07-16 15:56:16 +0000 |
| commit | 217db90e8705162bef4428c7d608a7d6fdf18b2a (patch) | |
| tree | 84d1a784ac4b2ca0b0249a2db5431ad7ede46624 /ChangeLog | |
| parent | 8c3546c7441897721453866342828d91aba63b32 (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@12808 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 8 |
1 files changed, 8 insertions, 0 deletions
@@ -1,3 +1,11 @@ +Tue Jul 17 00:50:53 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). + + * test/ruby/test_fixnum.rb (TestFixnum::test_pow): update test + suite. pow(-3, 2^64) gives NaN when pow(3, 2^64) gives Inf. + Mon Jul 16 23:07:51 2007 Yukihiro Matsumoto <matz@ruby-lang.org> * lib/base64.rb (Base64::b64encode): should not specify /o option |