matz	2007-08-22 05:57:48 +0900 (Wed, 22 Aug 2007)

  New Revision: 13131

  Modified files:
    trunk/ChangeLog
    trunk/test/ruby/test_float.rb
    trunk/util.c

  Log:
    * util.c (ruby_strtod): replaced by the implementation by David
      M. Gay inspired by William D. Clinger's paper "How to Read Floating
      Point Numbers Accurately" [Proc. ACM SIGPLAN '90, pp. 92-101].
      a patch from Satoshi Nakagawa <snakagawa AT infoteria.co.jp>.
      [ruby-dev:31582]
    
    * test/ruby/test_float.rb (TestFloat::test_float): add test for
      precision.

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/ChangeLog?r1=13131&r2=13130
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/test/ruby/test_float.rb?r1=13131&r2=13130
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/util.c?r1=13131&r2=13130