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-rw-r--r--test/files/neg/finitary-error.check4
-rw-r--r--test/files/neg/finitary-error.scala3
2 files changed, 7 insertions, 0 deletions
diff --git a/test/files/neg/finitary-error.check b/test/files/neg/finitary-error.check
new file mode 100644
index 0000000000..7bc92058ca
--- /dev/null
+++ b/test/files/neg/finitary-error.check
@@ -0,0 +1,4 @@
+finitary-error.scala:3: error: class graph is not finitary because type parameter T is expansively recursive
+trait C[T] extends A[C[B[T]]]
+ ^
+one error found
diff --git a/test/files/neg/finitary-error.scala b/test/files/neg/finitary-error.scala
new file mode 100644
index 0000000000..a48fcdc70f
--- /dev/null
+++ b/test/files/neg/finitary-error.scala
@@ -0,0 +1,3 @@
+trait A[T]
+trait B[T]
+trait C[T] extends A[C[B[T]]]