[ruby-dev:39316] test #884 fail

きしもとです

手元の環境（AMD64 FreeBSD8 Beta3）で、trunk（Rev: 24847）が
make test でひとつ失敗します

#884 test_thread.rb:191:in `<top (required)>':
   begin
     100.times do |i|
       begin
         Thread.start(Thread.current) {|u| u.raise }
         raise
       rescue
       ensure
       end
     end
   rescue
     100
   end
  #=> "" (expected "100")  [ruby-dev:31371]
FAIL 1/946 tests failed
*** Error code 1