Version 3.17.12
Unified kMaxArguments with number of bits used to encode it. (Chromium issue 211741)
Fixed detection of |handle_smi| case in HOptimizedGraphBuilder::HandlePolymorphicCallNamed. (Chromium issue 196583)
Performance and stability improvements on all platforms.
git-svn-id: http://v8.googlecode.com/svn/trunk@13971 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
diff --git a/test/mjsunit/regress/regress-crbug-196583.js b/test/mjsunit/regress/regress-crbug-196583.js
new file mode 100644
index 0000000..c486158
--- /dev/null
+++ b/test/mjsunit/regress/regress-crbug-196583.js
@@ -0,0 +1,52 @@
+// Copyright 2013 the V8 project authors. All rights reserved.
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+// * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following
+// disclaimer in the documentation and/or other materials provided
+// with the distribution.
+// * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived
+// from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+// Flags: --allow-natives-syntax
+
+var a = 1;
+a.__proto__.f = 1;
+a.__proto__.f = function() { return 1; }
+
+// Create some polymorphism.
+function B() {}
+B.prototype = {f: function() { return 2; }};
+var b = new B();
+function C() {}
+C.prototype = {g: "foo", f: function() { return 3; }};
+var c = new C();
+
+function crash(obj) {
+ return obj.f();
+}
+
+for (var i = 0; i < 2; i++) {
+ crash(a);
+ crash(b);
+ crash(c);
+}
+%OptimizeFunctionOnNextCall(crash);
+assertEquals(1, crash(a));