gistfile1.diff

diff --git a/spec/ruby/language/regexp/back-references_spec.rb b/spec/ruby/langu
index c09a165..fe0d9e0 100644
--- a/spec/ruby/language/regexp/back-references_spec.rb
+++ b/spec/ruby/language/regexp/back-references_spec.rb
@@ -7,6 +7,13 @@ describe "Regexps with back-references" do
     $~.to_a.should == ["ll"]
   end
 
+  it 'allows the $~ pseudo-global varable to be assigned' do
+    "hello" =~ /l+/
+    $~ = nil
+    $~.should be_nil
+    Regexp.last_match.should be_nil
+  end
+
   it 'saves captures in numbered $[1-9] variables' do
     "1234567890" =~ /(1)(2)(3)(4)(5)(6)(7)(8)(9)(0)/
     $~.to_a.should == ["1234567890", "1", "2", "3", "4", "5", "6", "7", "8", "9