1 files changed, 32 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/prologueFailure-01.js b/js/src/jit-test/tests/debug/prologueFailure-01.js
new file mode 100644
index 000000000..1702eeb92
--- /dev/null
+++ b/js/src/jit-test/tests/debug/prologueFailure-01.js
@@ -0,0 +1,32 @@
+g = newGlobal();
+g.parent = this;
+
+function installHook() {
+    let calledTimes = 0;
+    function hook() {
+        calledTimes++;
+
+        // Allow the new.target.prototype get to throw.
+        if (calledTimes === 1)
+            return undefined;
+
+        return {
+            return: undefined
+        };
+    }
+
+    Debugger(parent).onExceptionUnwind = hook;
+}
+
+
+g.eval("(" + installHook + ")()");
+
+var handler = {
+    get(t, p) {
+        throw new TypeError;
+    }
+};
+
+
+var f = new Proxy(function(){}, handler);
+new f();