Better error message for pattern arity errors.

Because friends don't tell friends:

  "wrong number of arguments for <none>"

1 files changed, 6 insertions, 0 deletions

diff --git a/test/files/neg/wrong-args-for-none.scala b/test/files/neg/wrong-args-for-none.scala
new file mode 100644
index 0000000000..1caa4782a3
--- /dev/null
+++ b/test/files/neg/wrong-args-for-none.scala
@@ -0,0 +1,6 @@
+object Test {
+  case class Foo(x: Int, y: Int)
+  case class Bar(x: AnyRef)
+
+  def f(x: Any) = x match { case Bar(Foo(5)) => }
+}