add test for [ruby-dev:32567].

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14206 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

bootstraptest/test_knownbug.rb

@@ -159,3 +159,13 @@ assert_equal 'true', %q{
 }, '[ruby-dev:32452]'
 
 assert_normal_exit %q{ // =~ :a }
+
+assert_equal '[nil, []]', %q{
+  def m() yield nil,[] end
+  l = lambda {|*v| v}
+  GC.stress=true
+  r = m(&l)      
+  GC.stress=false
+  r.inspect             
+}, '[ruby-dev:32567]'
+