1 files changed, 20 insertions, 0 deletions
diff --git a/tests/untried/pos/t1974.scala b/tests/untried/pos/t1974.scala
new file mode 100644
index 000000000..3f4d41e7f
--- /dev/null
+++ b/tests/untried/pos/t1974.scala
@@ -0,0 +1,20 @@
+object Broken {
+  private var map = Map[Class[_], String]()
+
+  def addToMap(c : Class[_], s : String) = map += (c -> s)
+  def fetch(c : Class[_]) = map(c)
+}
+
+object Works {
+  private var map = Map[Class[_], String]()
+
+  def addToMap(c : Class[_], s : String) = map += ((c, s))
+  def fetch(c : Class[_]) = map(c)
+}
+
+object Works2 {
+  private var map = Map[Class[_], String]()
+
+  def addToMap(c : Class[_], s : String) = map += ((c : Class[_]) -> s)
+  def fetch(c : Class[_]) = map(c)
+}