usa	2008-06-19 16:51:46 +0900 (Thu, 19 Jun 2008)

  New Revision: 17425

  Modified files:
    trunk/ChangeLog
    trunk/missing/acosh.c

  Log:
    * missing/acosh.c (atanh): should set ERANGE to errno if parameter
      is the boundary case. fixed [ruby-dev:35155]
    


  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/ChangeLog?r1=17425&r2=17424&diff_format=u
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/missing/acosh.c?r1=17425&r2=17424&diff_format=u