Upload Kmake

deps/v8/test/mjsunit/compiler/serializer-feedback-propagation-2.js

@@ -0,0 +1,32 @@
+// Copyright 2019 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Flags: --allow-natives-syntax --turboshaft-enable-debug-features
+
+var obj = Object.create(Object.create({blu: 42}));
+obj.bla = 1;
+
+function bar(o) {
+  return o.blu;
+}
+
+function baz(o) {
+  return o.bla;
+}
+
+function foo(o) {
+  baz(o);
+  %TurbofanStaticAssert(bar(o) == 42);
+}
+
+%PrepareFunctionForOptimization(bar);
+%PrepareFunctionForOptimization(baz);
+%PrepareFunctionForOptimization(foo);
+bar({});
+bar({bla: 1});
+bar({blu: 1});
+bar({blo: 1});
+foo(obj);
+%OptimizeFunctionOnNextCall(foo);
+foo(obj);