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| author | matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-07-14 14:31:21 +0000 |
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| committer | matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-07-14 14:31:21 +0000 |
| commit | b93d9cf2d03c2491e1bdaa0465b2de45cd119f65 (patch) | |
| tree | 8c819ec7470696280d10f72a832d7f3f6e1b0a55 /ChangeLog | |
| parent | b64110924a5151d7381ba6805a207968e1c37ea6 (diff) | |
| download | ruby-b93d9cf2d03c2491e1bdaa0465b2de45cd119f65.tar.gz ruby-b93d9cf2d03c2491e1bdaa0465b2de45cd119f65.tar.xz ruby-b93d9cf2d03c2491e1bdaa0465b2de45cd119f65.zip | |
* 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: http://svn.ruby-lang.org/repos/ruby/trunk@12789 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 @@ +Sat Jul 14 22:49:30 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. + Sat Jul 14 18:46:35 2007 Tanaka Akira <akr@fsij.org> * configure.in: add --with-valgrind. |