Test that #1114 is fixed.

Author: DarkDimius

tests/run/patmat-option-named.scala

@@ -0,0 +1,21 @@
+case class HasSingleField(f: HasSingleField)
+
+object Test {
+
+  def main(args: Array[String]) = {
+    val s: Object = HasSingleField(null)
+    s match {
+      case Matcher(self) => 
+        assert(self ne null)
+    }
+  }
+}
+
+object Matcher {
+ def unapply(x: Object): Option[HasSingleField] = {
+   if (x.isInstanceOf[HasSingleField]) 
+     Some(x.asInstanceOf[HasSingleField]) 
+   else 
+     None 
+  }
+}