1 files changed, 14 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/jaeger/argumentsOptimize-1.js b/js/src/jit-test/tests/jaeger/argumentsOptimize-1.js
new file mode 100644
index 0000000000..6ee2c6af14
--- /dev/null
+++ b/js/src/jit-test/tests/jaeger/argumentsOptimize-1.js
@@ -0,0 +1,14 @@
+
+function bar() {
+  foo.arguments.length = 10;
+}
+
+function foo(x) {
+  var a = arguments;
+  var n = 0;
+  bar();
+  assertEq(x, 5);
+  assertEq(a.length, 1);
+}
+
+foo(5);