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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - Win8.1 SDK trips the backend into panic"
href="http://llvm.org/bugs/show_bug.cgi?id=22847">22847</a>
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<th>Summary</th>
<td>Win8.1 SDK trips the backend into panic
</td>
</tr>
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<th>Product</th>
<td>clang
</td>
</tr>
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<th>Version</th>
<td>3.6
</td>
</tr>
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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>
</tr>
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<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
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<th>Component</th>
<td>-New Bugs
</td>
</tr>
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<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>ashodnakashian@yahoo.com
</td>
</tr>
<tr>
<th>CC</th>
<td>llvmbugs@cs.uiuc.edu
</td>
</tr>
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<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>The following sequence in winnt.h (of Win8.1 SDK) is breaking the backend.
This happens while compiling 64-bit OpenCV on VS2013 running on Win7 64-bit.
LLVM toolchain is from SVN r231084 (official build). The full error follows.
2954: VOID
2955: _ReadWriteBarrier (
2956: VOID
2957: );
2958:
2959: #pragma intrinsic(_ReadWriteBarrier)
-----
C:\Program Files (x86)\Windows Kits\8.1\Include\um\winnt.h(2955,1) : note:
'_ReadWriteBarrier' has been explicitly marked deprecated here
_ReadWriteBarrier (
^
Cannot invoke an intrinsinc other than donothing or patchpoint
invoke void @llvm.eh.endcatch()
to label %invoke.cont10 unwind label %terminate.lpad, !dbg !1840
Cannot invoke an intrinsinc other than donothing or patchpoint
invoke void @llvm.eh.endcatch()
to label %invoke.cont10 unwind label %terminate.lpad, !dbg !1840
CL : fatal error : error in backend: Broken function found, compilation
aborted!
clang-cl.exe : error : clang frontend command failed with exit code 70 (use -v
to see invocation)
clang version 3.7.0 (trunk)
Target: x86_64-pc-windows-msvc
Thread model: posix
clang-cl.exe: note: diagnostic msg: PLEASE submit a bug report to
<a href="http://llvm.org/bugs/">http://llvm.org/bugs/</a> and include the crash backtrace, preprocessed source, and
associated run script.
clang-cl.exe: note: diagnostic msg: Error generating preprocessed source(s).</pre>
</div>
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