Merge pull request #3867 from lrytz/t8708

SI-8708 Fix pickling of LOCAL_CHILD child of sealed classes

4 files changed, 19 insertions, 0 deletions

diff --git a/test/files/neg/aladdin1055.check b/test/files/neg/aladdin1055.check
new file mode 100644
index 0000000000..41782ae987
--- /dev/null
+++ b/test/files/neg/aladdin1055.check
@@ -0,0 +1,7 @@
+Test_1.scala:2: warning: match may not be exhaustive.
+It would fail on the following input: (_ : this.<local child>)
+  def foo(t: A.T) = t match {
+                    ^
+error: No warnings can be incurred under -Xfatal-warnings.
+one warning found
+one error found
diff --git a/test/files/neg/aladdin1055.flags b/test/files/neg/aladdin1055.flags
new file mode 100644
index 0000000000..e8fb65d50c
--- /dev/null
+++ b/test/files/neg/aladdin1055.flags
@@ -0,0 +1 @@
+-Xfatal-warnings
\ No newline at end of file
diff --git a/test/files/neg/aladdin1055/A.scala b/test/files/neg/aladdin1055/A.scala
new file mode 100644
index 0000000000..862336e30c
--- /dev/null
+++ b/test/files/neg/aladdin1055/A.scala
@@ -0,0 +1,6 @@
+object A {
+  sealed trait T { def f: Int }
+  class TT extends T { def f = 0 }
+
+  def foo = new T { def f = 1 } // local subclass of sealed trait T
+}
diff --git a/test/files/neg/aladdin1055/Test_1.scala b/test/files/neg/aladdin1055/Test_1.scala
new file mode 100644
index 0000000000..39d9b1dc98
--- /dev/null
+++ b/test/files/neg/aladdin1055/Test_1.scala
@@ -0,0 +1,5 @@
+object Test {
+  def foo(t: A.T) = t match {
+    case a: A.TT => 0
+  }
+}