Closes #t3363. Review by extempore.

1 files changed, 18 insertions, 0 deletions

diff --git a/test/files/pos/t3363.scala b/test/files/pos/t3363.scala
new file mode 100755
index 0000000000..bae54084ea
--- /dev/null
+++ b/test/files/pos/t3363.scala
@@ -0,0 +1,18 @@
+object TestCase {
+
+        //now matter if you put (abstract) class or trait it will fail in all cases
+        trait MapOps[T]
+
+        //if fs was reduced to List (generic type with one parameter) then the code compiles
+        //if you inherit from MapOps[T] instead of MapOps[F] then code compiles fine
+        implicit def map2ops[T,F](fs: Map[T,F]) = new MapOps[F] {
+          //if you remove this line, then code compiles
+	    lazy val m: Manifest[T] = error("just something to make it compile")
+	    def is(xs: List[T]) = List(xs)
+	  }
+
+	  def main(args: Array[String]) {
+	    println(Map(1 -> "2") is List(2))
+	  }
+
+	}