Index: test/ruby/test_hash.rb
===================================================================
--- test/ruby/test_hash.rb	(revision 32242)
+++ test/ruby/test_hash.rb	(working copy)
@@ -917,4 +917,13 @@
       assert_not_equal(h.hash, h.invert.hash, feature4262)
     end
   end
+  
+  def test_label_syntax
+    feature4935 = '[ruby-core:37553]'
+    x = 'world'
+    hash = {foo: 1, 'foo-bar': 2, "hello-#{x}": 3}
+    [[:foo, 1], [:'foo-bar', 2], [:'hello-world', 3]].each do |k, v|
+      assert_equal(hash[k], v)
+    end
+  end
 end