nobu	2007-04-26 17:30:10 +0900 (Thu, 26 Apr 2007)

  New Revision: 12223

  Modified files:
    trunk/ChangeLog
    trunk/bignum.c
    trunk/numeric.c

  Log:
    * bignum.c (rb_big_pow): reduce multiplying for even number.
    
    * numeric.c (int_pow): calculate power in Fixnum as possible.
      [ruby-dev:30726]


  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/numeric.c?r1=12223&r2=12222
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/ChangeLog?r1=12223&r2=12222
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/bignum.c?r1=12223&r2=12222