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<base href="https://bugs.llvm.org/">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - UNREACHABLE in DAGTypeLegalizer::PromoteIntegerResult"
href="https://bugs.llvm.org/show_bug.cgi?id=34837">34837</a>
</td>
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<th>Summary</th>
<td>UNREACHABLE in DAGTypeLegalizer::PromoteIntegerResult
</td>
</tr>
<tr>
<th>Product</th>
<td>new-bugs
</td>
</tr>
<tr>
<th>Version</th>
<td>trunk
</td>
</tr>
<tr>
<th>Hardware</th>
<td>PC
</td>
</tr>
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<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>enhancement
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>new bugs
</td>
</tr>
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<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>babokin@gmail.com
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org
</td>
</tr></table>
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<pre>clang trunk, rev314936, x86_64
<span class="quote">> cat f.cpp</span >
unsigned a;
struct {
int b : 17;
char c;
} d;
void e() { d.b = (a > (a > 0) + a) + a; }
<span class="quote">> clang++ -std=c++11 -w -O2 -c f.cpp</span >
Not implemented
UNREACHABLE executed at
/home/dybaboki/llvm/llvm-trunk-20171004/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp:776!
#0 0x000000000135083f llvm::sys::PrintStackTrace(llvm::raw_ostream&)
(/home/dybaboki/llvm/bin-trunk-20171004/bin/clang-6.0+0x135083f)
#1 0x0000000001350b46 SignalHandler(int)
(/home/dybaboki/llvm/bin-trunk-20171004/bin/clang-6.0+0x1350b46)
#2 0x00007fad4af2a370 __restore_rt (/lib64/libpthread.so.0+0xf370)
#3 0x00007fad49aa61d7 __GI_raise (/lib64/libc.so.6+0x351d7)
#4 0x00007fad49aa78c8 __GI_abort (/lib64/libc.so.6+0x368c8)
#5 0x000000000130f659
(/home/dybaboki/llvm/bin-trunk-20171004/bin/clang-6.0+0x130f659)
#6 0x0000000001b608ae
llvm::DAGTypeLegalizer::PromoteIntegerResult(llvm::SDNode*, unsigned int)
(/home/dybaboki/llvm/bin-trunk-20171004/bin/clang-6.0+0x1b608ae)
#7 0x0000000001b040ac llvm::DAGTypeLegalizer::run()
(/home/dybaboki/llvm/bin-trunk-20171004/bin/clang-6.0+0x1b040ac)
<...></pre>
</div>
</p>
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