1 files changed, 12 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/undetectable-compare.js b/deps/v8/test/mjsunit/undetectable-compare.js
index 3b97f5ee94..c78593439c 100644
--- a/deps/v8/test/mjsunit/undetectable-compare.js
+++ b/deps/v8/test/mjsunit/undetectable-compare.js
@@ -92,4 +92,16 @@ for (var i = 0; i < 5; i++) {
 }
 
 
+assertFalse(undetectable == %GetUndetectable());
 assertFalse(undetectable === %GetUndetectable());
+
+
+function test2(a, b) {
+  return a == b;
+}
+test2(0, 1);
+test2(undetectable, {});
+%OptimizeFunctionOnNextCall(test2);
+for (var i = 0; i < 5; ++i) {
+  assertFalse(test2(undetectable, %GetUndetectable()));
+}