Bug 106828 – [Microdata] REGRESSION(r138725): Causes crash in chromium port

• Component: DOM
• Status: RESOLVED FIXED

[Arko Saha]

Test :

<div id="testDiv" itemscope><div itemprop="bar"> </div></div>
<script type="text/javascript">
var testDiv = document.getElementById("testDiv");
alert(testDiv.properties['bar']);
</script>

Backtrace::

0x0000555559a2c33b in v8::internal::Handle<v8::internal::Object>::operator* (this=0x7fffd93143c0) at ../../v8/src/handles-inl.h:65
65	  ASSERT(reinterpret_cast<Address>(*location_) != kHandleZapValue);
(gdb) bt
#0  0x0000555559a2c33b in v8::internal::Handle<v8::internal::Object>::operator* (this=0x7fffd93143c0) at ../../v8/src/handles-inl.h:65
#1  0x0000555559a2d1b2 in v8::internal::Handle<v8::internal::Object>::operator-> (this=0x7fffd93143c0) at ../../v8/src/handles.h:64
#2  0x0000555559bec891 in v8::internal::JSObject::GetPropertyWithInterceptor (this=0x346836f807d9, receiver=0x346836f807d9, name=0x21599ca2b2a1, attributes=0x7fffd93145ac)
    at ../../v8/src/objects.cc:10865
#3  0x0000555559bc65d6 in v8::internal::Object::GetProperty (this=0x346836f807d9, receiver=0x346836f807d9, result=0x7fffd93145d0, name=0x21599ca2b2a1, attributes=0x7fffd93145ac)
    at ../../v8/src/objects.cc:670
#4  0x0000555559bc5f3c in v8::internal::Object::GetProperty (object=..., receiver=..., result=0x7fffd93145d0, key=..., attributes=0x7fffd93145ac) at ../../v8/src/objects.cc:596
#5  0x0000555559b5137a in v8::internal::LoadIC::Load (this=0x7fffd9314670, state=v8::internal::UNINITIALIZED, object=..., name=...) at ../../v8/src/ic.cc:943
#6  0x0000555559b56b50 in v8::internal::LoadIC_Miss (args=..., isolate=0x7ffff7ea2020) at ../../v8/src/ic.cc:2189
#7  0x0000108caf20654e in ?? ()
#8  0x0000108caf2064a1 in ?? ()
#9  0x00007fffd93146b0 in ?? ()
#10 0x00007fffd9314700 in ?? ()
#11 0x0000108caf244409 in ?? ()
#12 0x000021599ca2b2a1 in ?? ()
#13 0x0000346836f807d9 in ?? ()
#14 0x0000077bf1d73679 in ?? ()
#15 0x0000077bf1d04121 in ?? ()
#16 0x000009f390140921 in ?? ()
#17 0x0000077bf1d5c1f1 in ?? ()
#18 0x00007fffd9314738 in ?? ()
#19 0x0000108caf225467 in ?? ()
#20 0x0000077bf1d737b1 in ?? ()
#21 0x000009f390140921 in ?? ()
#22 0x0000108caf2253a1 in ?? ()
#23 0x0000000700000000 in ?? ()
#24 0x0000000000000000 in ?? ()

[Arko Saha]

Created attachment 182633 [details]
Patch

[Arko Saha]

Committed r139673: <http://trac.webkit.org/changeset/139673>