nobu	2008-07-09 20:18:52 +0900 (Wed, 09 Jul 2008)

  New Revision: 17971

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=17971

  Log:
    * configure.in (rb_cv_va_args_macro): check for __VA_ARGS__.
    
    * thread.c (thread_debug): show source name and line if possible.

  Modified files:
    trunk/ChangeLog
    trunk/configure.in
    trunk/thread.c