1 files changed, 35 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/regress-930045.js b/deps/v8/test/mjsunit/regress-930045.js
new file mode 100644
index 0000000000..8983c2014a
--- /dev/null
+++ b/deps/v8/test/mjsunit/regress-930045.js
@@ -0,0 +1,35 @@
+// 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: --harmony-private-fields
+
+(function CaptureStackTracePrivateSymbol() {
+  var o = {};
+  Object.preventExtensions(o);
+
+  try { Error.captureStackTrace(o); } catch (e) {}
+  try { Error.captureStackTrace(o); } catch (e) {}
+})();
+
+(function PrivateFieldAfterPreventExtensions() {
+  class C {
+    constructor() {
+      this.x = 1;
+      Object.preventExtensions(this);
+    }
+  }
+
+  class D extends C {
+    #i = 42;
+
+    set(i) { this.#i = i; }
+    get(i) { return this.#i; }
+  }
+
+  let d = new D();
+  d.x = 0.1;
+  assertEquals(42, d.get());
+  d.set(43);
+  assertEquals(43, d.get());
+})();