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<base href="https://bugs.llvm.org/">
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [AArch64] Crash in instruction selection for single element array of a struct"
href="https://bugs.llvm.org/show_bug.cgi?id=46175">46175</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[AArch64] Crash in instruction selection for single element array of a struct
</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>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>new bugs
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>me@jhass.eu
</td>
</tr>
<tr>
<th>CC</th>
<td>htmldeveloper@gmail.com, llvm-bugs@lists.llvm.org
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=23563" name="attach_23563" title="triggering LLVM IR">attachment 23563</a> <a href="attachment.cgi?id=23563&action=edit" title="triggering LLVM IR">[details]</a></span>
triggering LLVM IR
Stack dump:
0. Program arguments: /opt/compiler-explorer/clang-trunk/bin/llc -o
./output.s <source>
1. Running pass 'Function Pass Manager' on module '<source>'.
2. Running pass 'AArch64 Instruction Selection' on function
'@"*VaList#initialize<StaticArray(LibC::VaListTag,
1)>:StaticArray(LibC::VaListTag, 1)"'
#0 0x0000562b59e0afba llvm::sys::PrintStackTrace(llvm::raw_ostream&)
(/opt/compiler-explorer/clang-trunk/bin/llc+0x24defba)
#1 0x0000562b59e08d84 llvm::sys::RunSignalHandlers()
(/opt/compiler-explorer/clang-trunk/bin/llc+0x24dcd84)
#2 0x0000562b59e08ed3 SignalHandler(int)
(/opt/compiler-explorer/clang-trunk/bin/llc+0x24dced3)
#3 0x00007fcc33c10890 __restore_rt
(/lib/x86_64-linux-gnu/libpthread.so.0+0x12890)
#4 0x0000562b59be3082 getCopyFromParts(llvm::SelectionDAG&, llvm::SDLoc
const&, llvm::SDValue const*, unsigned int, llvm::MVT, llvm::EVT, llvm::Value
const*, llvm::Optional<unsigned int>, llvm::Optional<llvm::ISD::NodeType>)
(.isra.1026) (/opt/compiler-explorer/clang-trunk/bin/llc+0x22b7082)
#5 0x0000562b59c1f93d llvm::SelectionDAGISel::LowerArguments(llvm::Function
const&) (/opt/compiler-explorer/clang-trunk/bin/llc+0x22f393d)
#6 0x0000562b59c75770
llvm::SelectionDAGISel::SelectAllBasicBlocks(llvm::Function const&)
(/opt/compiler-explorer/clang-trunk/bin/llc+0x2349770)
#7 0x0000562b59c7662d
llvm::SelectionDAGISel::runOnMachineFunction(llvm::MachineFunction&)
(.part.828) (/opt/compiler-explorer/clang-trunk/bin/llc+0x234a62d)
#8 0x0000562b593ab5f0
llvm::MachineFunctionPass::runOnFunction(llvm::Function&)
(/opt/compiler-explorer/clang-trunk/bin/llc+0x1a7f5f0)
#9 0x0000562b5974c9cf llvm::FPPassManager::runOnFunction(llvm::Function&)
(/opt/compiler-explorer/clang-trunk/bin/llc+0x1e209cf)
#10 0x0000562b5974d0c1 llvm::FPPassManager::runOnModule(llvm::Module&)
(/opt/compiler-explorer/clang-trunk/bin/llc+0x1e210c1)
#11 0x0000562b5974d4c1 llvm::legacy::PassManagerImpl::run(llvm::Module&)
(/opt/compiler-explorer/clang-trunk/bin/llc+0x1e214c1)
#12 0x0000562b580338f2 compileModule(char**, llvm::LLVMContext&)
(/opt/compiler-explorer/clang-trunk/bin/llc+0x7078f2)
#13 0x0000562b57f911ef main
(/opt/compiler-explorer/clang-trunk/bin/llc+0x6651ef)
#14 0x00007fcc32aceb97 __libc_start_main
(/lib/x86_64-linux-gnu/libc.so.6+0x21b97)
#15 0x0000562b5802ca6a _start
(/opt/compiler-explorer/clang-trunk/bin/llc+0x700a6a)</pre>
</div>
</p>
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