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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - clang-cl.exe from 3.9.0/32bit crashes compiling Qt 5 source qtbase/src/widgets/graphicsview/qgraphicsscenelinearindex.cpp"
href="https://llvm.org/bugs/show_bug.cgi?id=26490">26490</a>
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<th>Summary</th>
<td>clang-cl.exe from 3.9.0/32bit crashes compiling Qt 5 source qtbase/src/widgets/graphicsview/qgraphicsscenelinearindex.cpp
</td>
</tr>
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<th>Product</th>
<td>new-bugs
</td>
</tr>
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<th>Version</th>
<td>unspecified
</td>
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<th>Hardware</th>
<td>PC
</td>
</tr>
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<th>OS</th>
<td>Windows NT
</td>
</tr>
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>normal
</td>
</tr>
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<th>Priority</th>
<td>P
</td>
</tr>
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<th>Component</th>
<td>new bugs
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>Friedemann.Kleint@theqtcompany.com
</td>
</tr>
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<th>CC</th>
<td>llvm-bugs@lists.llvm.org
</td>
</tr>
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<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>When using LLVM-3.9.0-r259040-win32.exe with MSVC2015 Professional Update 1 on
Windows 10 to build Qt 5, dev branch at qtbase:
58bd015ddff84c6bd0b5dcff54b9512e188f346c and the experimental change
<a href="https://codereview.qt-project.org/#/c/145351/">https://codereview.qt-project.org/#/c/145351/</a>
applied on top using the configure options:
-confirm-license -developer-build -opensource -debug -nomake tests -nomake
examples -opengl dynamic -no-headersclean
a crash occurs when compiling
qtbase/src/widgets/graphicsview/qgraphicsscenelinearindex.cpp:
Assertion failed: DefaultArg && "sema forgot to instantiate default args", file
D:\src\llvm_package_259040\llvm\tools\clang\lib\CodeGen\MicrosoftCXXABI.cpp,
line 3857
(full log + sources in attached zip file)
Reportedly, this is working with 3.8.</pre>
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