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<base href="https://bugs.webkit.org/" />
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - Assertion failure for Reflect.construct with Intl.Collator and proxy object as new.target"
href="https://bugs.webkit.org/show_bug.cgi?id=157082">157082</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>Assertion failure for Reflect.construct with Intl.Collator and proxy object as new.target
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr>
<tr>
<th>Product</th>
<td>WebKit
</td>
</tr>
<tr>
<th>Version</th>
<td>WebKit Local Build
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Unspecified
</td>
</tr>
<tr>
<th>OS</th>
<td>Unspecified
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>Normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>P2
</td>
</tr>
<tr>
<th>Component</th>
<td>JavaScriptCore
</td>
</tr>
<tr>
<th>Assignee</th>
<td>webkit-unassigned@lists.webkit.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>andre.bargull@gmail.com
</td>
</tr></table>
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<pre>SVN: rev200124
Build with: perl Tools/Scripts/build-jsc --gtk --debug
The following test case triggers this assertion error:
---
ASSERTION FAILED: prototype
---
Test case:
---
Reflect.construct(Intl.Collator, [], new Proxy(function(){},{}))
---
Stack trace:
---
#0 0x00007ffff6e289ac in WTFCrash () at ../../Source/WTF/wtf/Assertions.cpp:322
#1 0x00007ffff6c5b30d in JSC::JSObject::setPrototypeDirect (this=0x7fffaedabf30, vm=..., prototype=...) at ../../Source/JavaScriptCore/runtime/JSObject.cpp:1320
#2 0x00007ffff6c5b6e4 in JSC::JSObject::setPrototypeWithCycleCheck (this=0x7fffaedabf30, vm=..., exec=0x7fffffffc800, prototype=..., shouldThrowIfCantSet=false)
at ../../Source/JavaScriptCore/runtime/JSObject.cpp:1373
#3 0x00007ffff6c5b782 in JSC::JSObject::setPrototype (object=0x7fffaedabf30, exec=0x7fffffffc800, prototype=..., shouldThrowIfCantSet=false) at ../../Source/JavaScriptCore/runtime/JSObject.cpp:1379
#4 0x00007ffff6c5b7f2 in JSC::JSObject::setPrototype (this=0x7fffaedabf30, vm=..., exec=0x7fffffffc800, prototype=..., shouldThrowIfCantSet=false)
at ../../Source/JavaScriptCore/runtime/JSObject.cpp:1389
#5 0x00007ffff6bc3f37 in JSC::constructIntlCollator (state=0x7fffffffc800) at ../../Source/JavaScriptCore/runtime/IntlCollatorConstructor.cpp:100
#6 0x00007ffff6a2da0a in vmEntryToNative () at ../../Source/JavaScriptCore/heap/Strong.h:85
#7 0x00007ffff6998ae5 in JSC::Interpreter::executeConstruct (this=0x7ffff0def058, callFrame=0x7fffffffcae0, constructor=0x7fffaeddef20, constructType=<incomplete type>, constructData=..., args=...,
newTarget=...) at ../../Source/JavaScriptCore/interpreter/Interpreter.cpp:1090
#8 0x00007ffff6b8a3ac in JSC::construct (exec=0x7fffffffcae0, constructorObject=..., constructType=<incomplete type>, constructData=..., args=..., newTarget=...)
at ../../Source/JavaScriptCore/runtime/ConstructData.cpp:52
#9 0x00007ffff6cfbbd8 in JSC::reflectObjectConstruct (exec=0x7fffffffcae0) at ../../Source/JavaScriptCore/runtime/ReflectObject.cpp:130
#10 0x00007fffb0bff028 in ?? ()
#11 0x00007fffffffcb60 in ?? ()
#12 0x00007ffff6a33818 in llint_entry () from /home/andre/svn/webkit/WebKitBuild/Debug/lib/libjavascriptcoregtk-4.0.so.18
Backtrace stopped: frame did not save the PC
---</pre>
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