Apply numeric casts correctly in typed arrays and related code.

test/mjsunit/regress/regress-353004.js

+// Copyright 2014 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
+
+var buffer1 = new ArrayBuffer(100 * 1024);
+
+var array1 = new Uint8Array(buffer1, {valueOf : function() {
+  %ArrayBufferNeuter(buffer1);
+  return 0;
+}});
+
+assertEquals(0, array1.length);
+
+var buffer2 = new ArrayBuffer(100 * 1024);
+
+assertThrows(function() {
+  var array2 = new Uint8Array(buffer2, 0, {valueOf : function() {
+      %ArrayBufferNeuter(buffer2);
+      return 100 * 1024;
+  }});
+}, RangeError);
+
+
+var buffer3 = new ArrayBuffer(100 * 1024 * 1024);
+var dataView1 = new DataView(buffer3, {valueOf : function() {
+  %ArrayBufferNeuter(buffer3);
+  return 0;
+}});
+
+assertEquals(0, dataView1.byteLength);
+
+var buffer4 = new ArrayBuffer(100 * 1024);
+assertThrows(function() {
+  var dataView2 = new DataView(buffer4, 0, {valueOf : function() {
+    %ArrayBufferNeuter(buffer4);
+    return 100 * 1024 * 1024;
+  }});
+}, RangeError);
+
+
+var buffer5 = new ArrayBuffer(100 * 1024);
+var buffer6 = buffer5.slice({valueOf : function() {
+  %ArrayBufferNeuter(buffer5);
+  return 0;
+}}, 100 * 1024 * 1024);
+assertEquals(0, buffer6.byteLength);
+
+
+var buffer7 = new ArrayBuffer(100 * 1024 * 1024);
+var buffer8 = buffer7.slice(0, {valueOf : function() {
+  %ArrayBufferNeuter(buffer7);
+  return 100 * 1024 * 1024;
+}});
+assertEquals(0, buffer8.byteLength);
+
+var buffer9 = new ArrayBuffer(1024);
+var array9 = new Uint8Array(buffer9);
+var array10 = array9.subarray({valueOf : function() {
+    %ArrayBufferNeuter(buffer9);
+    return 0;
+  }}, 1024);
+assertEquals(0, array9.length);
+assertEquals(0, array10.length);
+
+var buffer11 = new ArrayBuffer(1024);
+var array11 = new Uint8Array(buffer11);
+var array12 = array11.subarray(0, {valueOf : function() {
+      %ArrayBufferNeuter(buffer11);
+      return 1024;
+    }});
+assertEquals(0, array11.length);
+assertEquals(0, array12.length);