--- ruby-1.9.3-p327/test/ruby/test_m17n_comb.rb.save	2011-02-15 16:08:15.000000000 +0900
+++ ruby-1.9.3-p327/test/ruby/test_m17n_comb.rb	2012-11-10 23:56:58.000000000 +0900
@@ -777,6 +777,11 @@
   end
 
   def test_str_crypt
+    begin
+       a("").crypt(a("\xa1\xa1"))
+    rescue ArgumentError
+       skip 'http://bugs.ruby-lang.org/issues/show/7312'
+    end
     combination(STRINGS, STRINGS) {|str, salt|
       if a(salt).length < 2
         assert_raise(ArgumentError) { str.crypt(salt) }