1 files changed, 15 insertions, 0 deletions
diff --git a/js/src/tests/non262/class/derivedConstructorReturnPrimitive.js b/js/src/tests/non262/class/derivedConstructorReturnPrimitive.js
new file mode 100644
index 0000000000..8b1594fa81
--- /dev/null
+++ b/js/src/tests/non262/class/derivedConstructorReturnPrimitive.js
@@ -0,0 +1,15 @@
+class foo extends null {
+    constructor() {
+        // Returning a primitive is a TypeError in derived constructors. This
+        // ensures that super() can take the return value directly, without
+        // checking it. Use |null| here, as a tricky check to make sure we
+        // didn't lump it in with the object check, somehow.
+        return null;
+    }
+}
+
+for (let i = 0; i < 1100; i++)
+    assertThrownErrorContains(() => new foo(), "return");
+
+if (typeof reportCompare === 'function')
+    reportCompare(0,0,"OK");