Add test case

liufengyun · liufengyun · commit 1dbf628a930c · 2020-01-23T10:44:51.000+01:00
diff --git a/tests/run/i6987.scala b/tests/run/i6987.scala
@@ -0,0 +1,3 @@
+class A(val u: Unit)
+
+@main def Test = A(())
