Revision: 6939
Author: [email protected]
Date: Thu Feb 24 09:42:56 2011
Log: Get property may throw an exception thanks to JS accessors.
Check result before and bail out if exception has been thrown.
BUG=v8:1172
TEST=test/mjsunit/regress/regress-1172-bis.js
Review URL: http://codereview.chromium.org/6580030
http://code.google.com/p/v8/source/detail?r=6939
Added:
/branches/bleeding_edge/test/mjsunit/regress/regress-1172-bis.js
Modified:
/branches/bleeding_edge/src/ic.cc
=======================================
--- /dev/null
+++ /branches/bleeding_edge/test/mjsunit/regress/regress-1172-bis.js Thu
Feb 24 09:42:56 2011
@@ -0,0 +1,37 @@
+// Copyright 2011 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.
+
+// Verifies that exception thrown from JS accessors when attempting a call
+// are properly treated.
+
+Object.prototype.__defineGetter__(0, function() { throw 42; });
+try {
+ Object[0]();
+ assertUnreachable();
+} catch(e) {
+ assertEquals(42, e);
+}
=======================================
--- /branches/bleeding_edge/src/ic.cc Mon Feb 21 16:39:21 2011
+++ /branches/bleeding_edge/src/ic.cc Thu Feb 24 09:42:56 2011
@@ -804,6 +804,7 @@
HandleScope scope;
Handle<Object> result = GetProperty(object, key);
+ RETURN_IF_EMPTY_HANDLE(result);
// Make receiver an object if the callee requires it. Strict mode or
builtin
// functions do not wrap the receiver, non-strict functions and objects
--
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