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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 - llc crashes in SelectionDAG"
href="https://bugs.llvm.org/show_bug.cgi?id=35219">35219</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>llc crashes in SelectionDAG
</td>
</tr>
<tr>
<th>Product</th>
<td>libraries
</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>enhancement
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>Common Code Generator Code
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>dmitry.mikulin@sony.com
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=19375" name="attach_19375" title="repro test">attachment 19375</a> <a href="attachment.cgi?id=19375&action=edit" title="repro test">[details]</a></span>
repro test
@llvm.type.test triggers a crash with the attached test case:
Can't get register for value!
UNREACHABLE executed at
/Users/dmikulin/Dev/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp:1151!
0 llc 0x0000000109207f2c
llvm::sys::PrintStackTrace(llvm::raw_ostream&) + 60
1 llc 0x00000001092084a9
PrintStackTraceSignalHandler(void*) + 25
2 llc 0x0000000109204599 llvm::sys::RunSignalHandlers() +
425
3 llc 0x0000000109208832 SignalHandler(int) + 354
4 libsystem_platform.dylib 0x00007fffb047cb3a _sigtramp + 26
5 libsystem_platform.dylib 0x000000011235c86d _sigtramp + 1642986829
6 libsystem_c.dylib 0x00007fffb0301420 abort + 129
7 llc 0x0000000109105010 LLVMInstallFatalErrorHandler + 0
8 llc 0x0000000108ef54af
llvm::SelectionDAGBuilder::getValueImpl(llvm::Value const*) + 6783
9 llc 0x0000000108ef398a
llvm::SelectionDAGBuilder::getValue(llvm::Value const*) + 170
10 llc 0x0000000108f0e26f
llvm::SelectionDAGBuilder::visitTargetIntrinsic(llvm::CallInst const&, unsigned
int) + 751
11 llc 0x0000000108f0febb
llvm::SelectionDAGBuilder::visitIntrinsicCall(llvm::CallInst const&, unsigned
int) + 3035
12 llc 0x0000000108eec10c
llvm::SelectionDAGBuilder::visitCall(llvm::CallInst const&) + 364
13 llc 0x0000000108ee0167
llvm::SelectionDAGBuilder::visit(unsigned int, llvm::User const&) + 1223
14 llc 0x0000000108edf1a8
llvm::SelectionDAGBuilder::visit(llvm::Instruction const&) + 152
15 llc 0x0000000108fde430
llvm::SelectionDAGISel::SelectBasicBlock(llvm::ilist_iterator<llvm::ilist_detail::node_options<llvm::Instruction,
true, false, void>, false, true>,
llvm::ilist_iterator<llvm::ilist_detail::node_options<llvm::Instruction, true,
false, void>, false, true>, bool&) + 192
16 llc 0x0000000108fdd064
llvm::SelectionDAGISel::SelectAllBasicBlocks(llvm::Function const&) + 10180
17 llc 0x0000000108fd8db0
llvm::SelectionDAGISel::runOnMachineFunction(llvm::MachineFunction&) + 2400
18 llc 0x0000000107673bbb (anonymous
namespace)::X86DAGToDAGISel::runOnMachineFunction(llvm::MachineFunction&) + 59
19 llc 0x00000001081d0631
llvm::MachineFunctionPass::runOnFunction(llvm::Function&) + 449
20 llc 0x0000000108712e6f
llvm::FPPassManager::runOnFunction(llvm::Function&) + 399
21 llc 0x0000000108713375
llvm::FPPassManager::runOnModule(llvm::Module&) + 117
22 llc 0x0000000108714144 (anonymous
namespace)::MPPassManager::runOnModule(llvm::Module&) + 2196
23 llc 0x0000000108713636
llvm::legacy::PassManagerImpl::run(llvm::Module&) + 342
24 llc 0x0000000108714e71
llvm::legacy::PassManager::run(llvm::Module&) + 33
25 llc 0x00000001061dcab0 compileModule(char**,
llvm::LLVMContext&) + 21856
26 llc 0x00000001061d6957 main + 2471
27 libdyld.dylib 0x00007fffb026d235 start + 1
Stack dump:
0. Program arguments: /Users/dmikulin/Dev/llvm/build/bin/llc test.ll
1. Running pass 'Function Pass Manager' on module 'test.ll'.
2. Running pass 'X86 DAG->DAG Instruction Selection' on function '@fk'
Abort trap: 6</pre>
</div>
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