akr	2008-01-05 02:21:53 +0900 (Sat, 05 Jan 2008)

  New Revision: 14888

  Modified files:
    trunk/ChangeLog
    trunk/include/ruby/ruby.h
    trunk/parse.y

  Log:
    * include/ruby/ruby.h (rb_intern): memorize interned ID for constant
      string, using gcc's __builtin_constant_p and statement expression.


  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/include/ruby/ruby.h?r1=14888&r2=14887&diff_format=u
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/parse.y?r1=14888&r2=14887&diff_format=u
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/ChangeLog?r1=14888&r2=14887&diff_format=u