1 files changed, 8 insertions, 0 deletions
diff --git a/tests/untried/pos/t0625.scala b/tests/untried/pos/t0625.scala
new file mode 100644
index 000000000..561454259
--- /dev/null
+++ b/tests/untried/pos/t0625.scala
@@ -0,0 +1,8 @@
+object Test {
+  def idMap[C[_],T](m: { def map[U](f: T => U): C[U] }): C[T] = m.map(t => t)
+
+  def main(args: Array[String]): Unit = {
+    idMap(Some(5))
+    idMap(Responder.constant(5))
+  }
+}