1 files changed, 12 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/testAliasedLet.js b/js/src/jit-test/tests/basic/testAliasedLet.js
new file mode 100644
index 0000000000..3ab016999b
--- /dev/null
+++ b/js/src/jit-test/tests/basic/testAliasedLet.js
@@ -0,0 +1,12 @@
+function f() {
+    {
+        let x, y, z;
+        eval('x = 1; y = 2; z = 3');
+        for (var i = 0; i < 10000; ++i) {
+            assertEq(x, 1);
+            assertEq(y, 2);
+            assertEq(z, 3);
+        }
+    }
+}
+f();