deps: update V8 to 7.9.317.20

PR-URL: https://github.com/nodejs/node/pull/30020
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Jiawen Geng <technicalcute@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>

1 files changed, 26 insertions, 0 deletions

diff --git a/deps/v8/test/mjsunit/compiler/concurrent-inlining-2.js b/deps/v8/test/mjsunit/compiler/concurrent-inlining-2.js
new file mode 100644
index 0000000000..e3e63d195c
--- /dev/null
+++ b/deps/v8/test/mjsunit/compiler/concurrent-inlining-2.js
@@ -0,0 +1,26 @@
+// 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
+
+// This test ensures that we manage to serialize the global.gaga function for
+// compilation and therefore are able to inline it. Since the call feedback in
+// bar is megamorphic, this relies on recording the correct accumulator hint for
+// the named load of obj.gaga while serializing bar (in turn while serializing
+// foo).
+
+const global = this;
+global.gaga = function gaga() { return true; };
+
+function bar(obj) { return obj.gaga(); }
+function foo(obj) { obj.gaga; %TurbofanStaticAssert(bar(obj)); }
+
+%PrepareFunctionForOptimization(foo);
+%PrepareFunctionForOptimization(bar);
+%PrepareFunctionForOptimization(global.gaga);
+
+bar({gaga() {}});
+foo(global);
+%OptimizeFunctionOnNextCall(foo);
+foo(global);