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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - Stack overflow in ScalarEvolution"
href="https://bugs.llvm.org/show_bug.cgi?id=45201">45201</a>
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<th>Summary</th>
<td>Stack overflow in ScalarEvolution
</td>
</tr>
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<th>Product</th>
<td>clang
</td>
</tr>
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<th>Version</th>
<td>10.0
</td>
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<th>Hardware</th>
<td>PC
</td>
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<th>OS</th>
<td>Windows NT
</td>
</tr>
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<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>
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<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>alexandre.ganea@ubisoft.com
</td>
</tr>
<tr>
<th>CC</th>
<td>ehudkatz@gmail.com, hans@chromium.org, htmldeveloper@gmail.com, llvm-bugs@lists.llvm.org, neeilans@live.com, richard-llvm@metafoo.co.uk
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<pre>While I don't have a repro, I'm seeing the following issue when using 10.x
release branch to compile one of our codebases on Windows.
clang-cl.exe!?filt$0@0@RunSafely@CrashRecoveryContext@llvm@@() Line 229
C++
clang-cl.exe!__C_specific_handler(_EXCEPTION_RECORD *
ExceptionRecord=0x00000007a2203630, void * EstablisherFrame=0x00000007a2b8de50,
_CONTEXT * ContextRecord, _DISPATCHER_CONTEXT *
DispatcherContext=0x00000007a2202fc0) Line 290 C++
ntdll.dll!RtlpExecuteHandlerForException() Unknown
ntdll.dll!RtlDispatchException() Unknown
ntdll.dll!KiUserExceptionDispatch() Unknown
clang-cl.exe!llvm::ScalarEvolution::checkValidity(const llvm::SCEV *
S=0x000001c6a0a7d1a8) Line 3810 C++
clang-cl.exe!llvm::ScalarEvolution::getExistingSCEV(llvm::Value * V)
Line 3944 C++
clang-cl.exe!llvm::ScalarEvolution::getSCEV(llvm::Value *
V=0x000001c6cb578e20) Line 3909 C++
<span class="quote">> clang-cl.exe!llvm::ScalarEvolution::createNodeForGEP(llvm::GEPOperator * GEP=0x000001c6dac37090) Line 5447 C++</span >
clang-cl.exe!llvm::ScalarEvolution::createSCEV(llvm::Value * V) Line
6524 C++
clang-cl.exe!llvm::ScalarEvolution::getSCEV(llvm::Value *
V=0x000001c6dac37090) Line 3911 C++
clang-cl.exe!llvm::ScalarEvolution::getGEPExpr(llvm::GEPOperator *
GEP=0x000001c6dac37110, const llvm::SmallVectorImpl<const llvm::SCEV *> &
IndexExprs={...}) Line 3495 C++
clang-cl.exe!llvm::ScalarEvolution::createNodeForGEP(llvm::GEPOperator
* GEP=0x000001c6dac37110) Line 5448 C++
clang-cl.exe!llvm::ScalarEvolution::createSCEV(llvm::Value * V) Line
6524 C++
clang-cl.exe!llvm::ScalarEvolution::getSCEV(llvm::Value *
V=0x000001c6dac37110) Line 3911 C++
clang-cl.exe!llvm::ScalarEvolution::getGEPExpr(llvm::GEPOperator *
GEP=0x000001c6dac37710, const llvm::SmallVectorImpl<const llvm::SCEV *> &
IndexExprs={...}) Line 3495 C++
Is this something that was fixed in master? Is this a stack size issue?
(PR10090)? I'd be happy to debug if you instruct me what to do?</pre>
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