deps: update V8 to 7.0.276.20

PR-URL: https://github.com/nodejs/node/pull/22754
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Refael Ackermann <refack@gmail.com>
Reviewed-By: Ali Ijaz Sheikh <ofrobots@google.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>

1 files changed, 26 insertions, 0 deletions

diff --git a/deps/v8/test/mjsunit/compiler/deopt-array-prototype-every.js b/deps/v8/test/mjsunit/compiler/deopt-array-prototype-every.js
new file mode 100644
index 0000000000..0ebf126fa6
--- /dev/null
+++ b/deps/v8/test/mjsunit/compiler/deopt-array-prototype-every.js
@@ -0,0 +1,26 @@
+// Copyright 2018 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 --opt
+
+/* Test deopt behaviors when the prototype has elements */
+
+// every
+
+(function () {
+  var array = [,];
+
+  function every() {
+    return array.every(v => v > 0);
+  }
+
+  every(); every();
+
+  %OptimizeFunctionOnNextCall(every);
+  assertEquals(every(), true);
+
+  array.__proto__.push(-6);
+  //deopt
+  assertEquals(every(), false);
+})();