Add example of implicit conversion that would be overlooked

Author: nicolasstucki

tests/run/automatic-tupling-of-function-parameters-implicit-conversion.scala

@@ -0,0 +1,14 @@
+
+object Test {
+
+  implicit def F2ToT2(f: Function2[Int, Int, Int]): Tuple2[Int, Int] => Int = {
+    ???
+    x => f(x._1, x._2)
+  }
+
+  def main(args: Array[String]): Unit = {
+    val f: Tuple2[Int, Int] => Int = (x: Int, y: Int) => x + y
+    f((3, 4))
+  }
+
+}