shyouhei	2007-08-16 06:25:07 +0900 (Thu, 16 Aug 2007)

  New Revision: 13015

  Modified files:
    branches/ruby_1_8_5/ChangeLog
    branches/ruby_1_8_5/numeric.c
    branches/ruby_1_8_5/version.h

  Log:
    * 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.


  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/branches/ruby_1_8_5/numeric.c?r1=13015&r2=13014
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/branches/ruby_1_8_5/version.h?r1=13015&r2=13014
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/branches/ruby_1_8_5/ChangeLog?r1=13015&r2=13014