diff --git a/tests/ccgbugs/tsequence_outoforder.nim b/tests/ccgbugs/tsequence_outoforder.nim
new file mode 100644
index 0000000000..93a45900d0
--- /dev/null
+++ b/tests/ccgbugs/tsequence_outoforder.nim
@@ -0,0 +1,11 @@
+discard """
+  output: '''@[2]'''
+"""
+
+# bug #9684
+
+var s2 = @[2, 2]
+
+s2 = @[s2.len]
+
+echo s2