1 files changed, 12 insertions, 0 deletions
diff --git a/test/files/run/t7801.scala b/test/files/run/t7801.scala
new file mode 100644
index 0000000000..3a3cc97a51
--- /dev/null
+++ b/test/files/run/t7801.scala
@@ -0,0 +1,12 @@
+import scala.tools.partest.ReplTest
+
+// was crashing due to a subtle interaction of the Namer entering packages into
+// enclosing packages by mutating the scope in place without invalidating later
+// entries in the enclosing package class symbols type history.
+//
+// Sadly, I couldn't whittle the test case down further.
+object Test extends ReplTest {
+  override def code = """val g: scala.reflect.internal.SymbolTable = null; import g.abort
+                        |class C(val a: Any) extends AnyVal""".stripMargin
+
+}