1 files changed, 10 insertions, 0 deletions
diff --git a/js/src/tests/ecma/Array/array-length-set-during-for-in.js b/js/src/tests/ecma/Array/array-length-set-during-for-in.js
new file mode 100644
index 000000000..83d476f7f
--- /dev/null
+++ b/js/src/tests/ecma/Array/array-length-set-during-for-in.js
@@ -0,0 +1,10 @@
+var a = [0, 1];
+var iterations = 0;
+for (var k in a) {
+  iterations++;
+  a.length = 1;
+}
+assertEq(iterations, 1);
+
+if (typeof reportCompare === "function")
+  reportCompare(true, true);