1 files changed, 2 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/object-literal.js b/deps/v8/test/mjsunit/object-literal.js
index cbc4f5de93..0050792b67 100644
--- a/deps/v8/test/mjsunit/object-literal.js
+++ b/deps/v8/test/mjsunit/object-literal.js
@@ -28,6 +28,7 @@
 // Flags: --allow-natives-syntax
 
 function runLiteralsTest(fn) {
+  %PrepareFunctionForOptimization(fn);
   // The first run creates an copy directly from the boilerplate decsription.
   fn();
   // The second run will create the boilerplate.
@@ -531,6 +532,7 @@ runLiteralsTest(function TestSlowLiteralOptimized() {
   function f() {
     return {__proto__:null, bar:"barValue"};
   }
+  %PrepareFunctionForOptimization(f);
   let obj = f();
   assertFalse(%HasFastProperties(obj));
   assertEquals(Object.getPrototypeOf(obj), null);