Reviewers: Mads Ager, antonm,
Description:
Correct propagation of exceptions from setters.
BUG=v8:1105
TEST=test/mjsunit/regress/regress-1105.js
Please review this at http://codereview.chromium.org/6451003/
SVN Base: https://v8.googlecode.com/svn/branches/bleeding_edge/build-ia32
Affected files:
M src/runtime.cc
A test/mjsunit/regress/regress-1105.js
Index: src/runtime.cc
diff --git a/src/runtime.cc b/src/runtime.cc
index
8ad65ddfef8da1b668f8e0f99ac6c78f00ad59b6..2ee9a2b0aa8ef67b660c49c7c047916979f0c9c4
100644
--- a/src/runtime.cc
+++ b/src/runtime.cc
@@ -1089,7 +1089,8 @@ static MaybeObject* Runtime_DeclareGlobals(Arguments
args) {
const char* type = (lookup.IsReadOnly()) ? "const" : "var";
return ThrowRedeclarationError(type, name);
}
- SetProperty(global, name, value, attributes);
+ Handle<Object> result = SetProperty(global, name, value, attributes);
+ if (result.is_null()) return Failure::Exception();
} else {
// If a property with this name does not already exist on the
// global object add the property locally. We take special
@@ -1097,7 +1098,9 @@ static MaybeObject* Runtime_DeclareGlobals(Arguments
args) {
// of callbacks in the prototype chain (this rules out using
// SetProperty). Also, we must use the handle-based version to
// avoid GC issues.
- SetLocalPropertyIgnoreAttributes(global, name, value, attributes);
+ Handle<Object> result =
+ SetLocalPropertyIgnoreAttributes(global, name, value,
attributes);
+ if (result.is_null()) return Failure::Exception();
}
}
Index: test/mjsunit/regress/regress-1105.js
diff --git a/test/mjsunit/regress/regress-1105.js
b/test/mjsunit/regress/regress-1105.js
new file mode 100644
index
0000000000000000000000000000000000000000..bd5841d21564db4444c828ed7abaf63dbd66b339
--- /dev/null
+++ b/test/mjsunit/regress/regress-1105.js
@@ -0,0 +1,38 @@
+// 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.
+
+// This should properly catch the exception from the setter triggered
+// by the loaded file, and it should not fail an assertion in debug mode.
+
+this.eval('__defineSetter__("x",function(){throw 42;});')
+
+try {
+ this.eval('function x(){}');
+ assertUnreachable();
+} catch (e) {
+ assertEquals(42, e);
+}
--
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