1 files changed, 15 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/warp/bug1697451.js b/js/src/jit-test/tests/warp/bug1697451.js
new file mode 100644
index 0000000000..9e8c166c99
--- /dev/null
+++ b/js/src/jit-test/tests/warp/bug1697451.js
@@ -0,0 +1,15 @@
+var dummy;
+function foo(a) {
+    dummy = arguments.length;
+    return a;
+}
+
+function bar(x) {
+    var arg = x ? 1 : 2;
+    assertEq(foo(arg), arg);
+}
+
+with({}) {}
+for (var i = 0; i < 50; i++) {
+    bar(i % 2 == 0);
+}