Fix #1662: Add missing case for singleton

Have to handle also SkolemTypes there.

Fixes #1662.

1 files changed, 6 insertions, 0 deletions

diff --git a/tests/neg/i1662.scala b/tests/neg/i1662.scala
new file mode 100644
index 000000000..1f9d02ba6
--- /dev/null
+++ b/tests/neg/i1662.scala
@@ -0,0 +1,6 @@
+class Lift {
+  def apply(f: F0) // error
+  class F0
+  object F0 { implicit def f2f0(String): F0 = ??? } // error
+  (new Lift)("")
+}