1 files changed, 6 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/for-of/arrays-slow-4.js b/js/src/jit-test/tests/for-of/arrays-slow-4.js
new file mode 100644
index 000000000..d2bceef87
--- /dev/null
+++ b/js/src/jit-test/tests/for-of/arrays-slow-4.js
@@ -0,0 +1,6 @@
+// for-of on an empty slow array does nothing.
+
+var a = [];
+a.slow = true;
+for (var x of a)
+    fail();