add tests from scala/test/files/{pos,neg}

with explicit Unit return type

1 files changed, 19 insertions, 0 deletions

diff --git a/tests/untried/pos/S8.scala b/tests/untried/pos/S8.scala
new file mode 100644
index 000000000..50f1df27a
--- /dev/null
+++ b/tests/untried/pos/S8.scala
@@ -0,0 +1,19 @@
+/* I believe this code is correct, but the compiler rejects it:
+**
+** S8.scala:18: type mismatch;
+** found   : M.x.A
+** required: M.x.a.B
+**        val y: x.a.B = new x.A(); //correct?
+**                              ^
+** For a given value x of type S8, type x.A should be
+** a subtype of x.a.B.
+*/
+class S8() {
+    val a: S8 = this;
+    class A() extends a.B() {}
+    class B() {}
+}
+object M {
+    val x = new S8();
+    val y: x.a.B = new x.A(); //correct?
+}