1 files changed, 16 insertions, 0 deletions
diff --git a/tests/run/t0631.scala b/tests/run/t0631.scala
new file mode 100644
index 000000000..2767b4bf0
--- /dev/null
+++ b/tests/run/t0631.scala
@@ -0,0 +1,16 @@
+object Test extends dotty.runtime.LegacyApp {
+  class Foo {
+    override def equals(that: Any) = {
+      println("Foo.equals called")
+      super.equals(that)
+    }
+  }
+
+  println(new Foo == new Foo)
+
+  case class Bar(x: Foo)
+  val b = new Bar(new Foo)
+
+  // this should not call Foo.equals, but simply compare object identiy of b
+  println(b == b)
+}