ruby-changes:9400
From: yugui <ko1@a...>
Date: Tue, 23 Dec 2008 15:48:56 +0900 (JST)
Subject: [ruby-changes:9400] Ruby:r20938 (trunk): * lib/mathn.rb: Math.sqrt(NaN) should be NaN.
yugui 2008-12-23 15:48:42 +0900 (Tue, 23 Dec 2008) New Revision: 20938 http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=20938 Log: * lib/mathn.rb: Math.sqrt(NaN) should be NaN. [ruby-dev:37537] Modified files: trunk/ChangeLog trunk/lib/mathn.rb Index: ChangeLog =================================================================== --- ChangeLog (revision 20937) +++ ChangeLog (revision 20938) @@ -1,3 +1,7 @@ +Tue Dec 23 15:46:43 2008 Yuki Sonoda (Yugui) <yugui@y...> + + * lib/mathn.rb: Math.sqrt(NaN) should be NaN. [ruby-dev:37537] + Tue Dec 23 15:46:47 2008 Eric Hodel <drbrain@s...> * gem_prelude.rb: Match full RubyGems behavior when a gem can't be found. Index: lib/mathn.rb =================================================================== --- lib/mathn.rb (revision 20937) +++ lib/mathn.rb (revision 20938) @@ -134,6 +134,8 @@ else Complex(x, -y) end + elsif a.respond_to?(:nan?) and a.nan? + a elsif a >= 0 rsqrt(a) else -- ML: ruby-changes@q... Info: http://www.atdot.net/~ko1/quickml/