Upload Kmake

deps/v8/test/mjsunit/regress/regress-5404.js

@@ -0,0 +1,25 @@
+// Copyright 2016 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 --turbofan
+
+function foo(a, b) {
+  return a + "0123456789012";
+}
+
+%PrepareFunctionForOptimization(foo);
+foo("a");
+foo("a");
+%OptimizeFunctionOnNextCall(foo);
+foo("a");
+
+var a = "a".repeat(%StringMaxLength());
+assertThrows(function() { foo(a); }, RangeError);
+
+%PrepareFunctionForOptimization(foo);
+%OptimizeFunctionOnNextCall(foo);
+assertThrows(function() { foo(a); }, RangeError);
+
+// Maglev deoptimizes on max string length
+// assertOptimized(foo);