1 files changed, 19 insertions, 0 deletions
diff --git a/tests/disabled/macro/run/t8104/Test_2.scala b/tests/disabled/macro/run/t8104/Test_2.scala
new file mode 100644
index 000000000..4e97cdf9d
--- /dev/null
+++ b/tests/disabled/macro/run/t8104/Test_2.scala
@@ -0,0 +1,19 @@
+trait Generic[T] { type Repr }
+object Generic {
+  type Aux[T, Repr0] = Generic[T] { type Repr = Repr0 }
+  import scala.language.experimental.macros
+  implicit def materializeGeneric[T, Repr]: Generic.Aux[T, Repr] = macro Macros.impl[T]
+}
+
+object Test extends dotty.runtime.LegacyApp {
+  case class C(x: Int, y: Int)
+
+  import scala.reflect.runtime.universe._
+  def reprify[T, Repr](x: T)(implicit generic: Generic.Aux[T, Repr], tag: WeakTypeTag[Repr]) = {
+    println(tag)
+    println(tag.tpe.typeSymbol.info)
+  }
+  reprify(C(40, 2))
+
+  implicitly[Generic.Aux[C, (Int, Int)]]
+}