1 files changed, 23 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/class-03.js b/js/src/jit-test/tests/debug/class-03.js
new file mode 100644
index 0000000000..da1a4f4345
--- /dev/null
+++ b/js/src/jit-test/tests/debug/class-03.js
@@ -0,0 +1,23 @@
+// |jit-test| error: TypeError
+
+let g = newGlobal();
+let dbg = Debugger(g);
+
+let forceException = g.eval(`
+    (class extends class {} {
+        // Calling this will return a primitive immediately.
+        constructor() {
+            debugger;
+            return {};
+        }
+    })
+`);
+
+dbg.onDebuggerStatement = function() {
+    return {
+        // Force the return of an illegal value.
+        return: 1
+    }
+}
+
+new forceException;