1 files changed, 11 insertions, 0 deletions
diff --git a/js/src/tests/non262/class/derivedConstructorTDZOffEdge.js b/js/src/tests/non262/class/derivedConstructorTDZOffEdge.js
new file mode 100644
index 0000000000..28a2c377ca
--- /dev/null
+++ b/js/src/tests/non262/class/derivedConstructorTDZOffEdge.js
@@ -0,0 +1,11 @@
+class foo extends null {
+    constructor() {
+        // Let it fall off the edge and throw.
+    }
+}
+
+for (let i = 0; i < 1100; i++)
+    assertThrownErrorContains(() => new foo(), "this");
+
+if (typeof reportCompare === 'function')
+    reportCompare(0,0,"OK");