1 files changed, 12 insertions, 0 deletions
diff --git a/test/files/pos/depmet_implicit_tpbetareduce.scala b/test/files/pos/depmet_implicit_tpbetareduce.scala
new file mode 100644
index 0000000000..35d260683b
--- /dev/null
+++ b/test/files/pos/depmet_implicit_tpbetareduce.scala
@@ -0,0 +1,12 @@
+trait HOSeq {
+  trait Accumulator[+coll[x], elT]
+  trait Iterable[+t] {
+    type m[+x]
+    def accumulator[t]: Accumulator[m, t]
+  }
+  implicit def listAccumulator[elT]: Accumulator[List, elT] = new Accumulator[List, elT] {}
+  trait List[+t] extends Iterable[t] {
+    type m[+x] = List[x]
+    def accumulator[t]: Accumulator[List, t] = listAccumulator[t]
+  }
+}
+\ No newline at end of file