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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 - LiveDebugValues crashes on valid code on (anonymous namespace)::LiveDebugValues::accumulateFragmentMap("
href="https://bugs.llvm.org/show_bug.cgi?id=46086">46086</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>LiveDebugValues crashes on valid code on (anonymous namespace)::LiveDebugValues::accumulateFragmentMap(
</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>DebugInfo
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>ditaliano@apple.com
</td>
</tr>
<tr>
<th>CC</th>
<td>jdevlieghere@apple.com, keith.walker@arm.com, llvm-bugs@lists.llvm.org, paul_robinson@playstation.sony.com
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=23537" name="attach_23537" title="MIR before LiveDebugValues">attachment 23537</a> <a href="attachment.cgi?id=23537&action=edit" title="MIR before LiveDebugValues">[details]</a></span>
MIR before LiveDebugValues
$ ./llc -run-pass=livedebugvalues foo.mir
PLEASE submit a bug report to <a href="https://bugs.llvm.org/">https://bugs.llvm.org/</a> and include the crash
backtrace.
Stack dump:
0. Program arguments: ./llc -run-pass=livedebugvalues foo.mir
1. Running pass 'Function Pass Manager' on module 'foo.mir'.
2. Running pass 'Live DEBUG_VALUE analysis' on function '@_Z3barii'
0 llc 0x000000010e83a23a
llvm::sys::PrintStackTrace(llvm::raw_ostream&) + 58
1 llc 0x000000010e83a779
PrintStackTraceSignalHandler(void*) + 25
2 llc 0x000000010e83869b llvm::sys::RunSignalHandlers() +
123
3 llc 0x000000010e83c4e9 SignalHandler(int) + 249
4 libsystem_platform.dylib 0x00007fff7223355d _sigtramp + 29
5 llc 0x000000010d1c1475
llvm::SmallPtrSet<llvm::MachineBasicBlock const*, 8u>::~SmallPtrSet() + 21
6 llc 0x000000010da82aaf
llvm::DILocation::getRawInlinedAt() const + 31
7 llc 0x000000010da8f765 llvm::DILocation::getInlinedAt()
const + 21
8 llc 0x000000010cfe5934 (anonymous
namespace)::LiveDebugValues::accumulateFragmentMap(llvm::MachineInstr&,
llvm::DenseMap<llvm::DILocalVariable const*,
llvm::SmallSet<llvm::DIExpression::FragmentInfo, 4u,
std::__1::less<llvm::DIExpression::FragmentInfo> >,
llvm::DenseMapInfo<llvm::DILocalVariable const*>,
llvm::detail::DenseMapPair<llvm::DILocalVariable const*,
llvm::SmallSet<llvm::DIExpression::FragmentInfo, 4u,
std::__1::less<llvm::DIExpression::FragmentInfo> > > >&,
llvm::DenseMap<std::__1::pair<llvm::DILocalVariable const*,
llvm::DIExpression::FragmentInfo>,
llvm::SmallVector<llvm::DIExpression::FragmentInfo, 1u>,
llvm::DenseMapInfo<std::__1::pair<llvm::DILocalVariable const*,
llvm::DIExpression::FragmentInfo> >,
llvm::detail::DenseMapPair<std::__1::pair<llvm::DILocalVariable const*,
llvm::DIExpression::FragmentInfo>,
llvm::SmallVector<llvm::DIExpression::FragmentInfo, 1u> > >&) + 84
9 llc 0x000000010cfe4655 (anonymous
namespace)::LiveDebugValues::ExtendRanges(llvm::MachineFunction&) + 965
10 llc 0x000000010cfe2359 (anonymous
namespace)::LiveDebugValues::runOnMachineFunction(llvm::MachineFunction&) + 265
11 llc 0x000000010d18df6d
llvm::MachineFunctionPass::runOnFunction(llvm::Function&) + 541
12 llc 0x000000010d95fe4c
llvm::FPPassManager::runOnFunction(llvm::Function&) + 700
13 llc 0x000000010d960445
llvm::FPPassManager::runOnModule(llvm::Module&) + 117
14 llc 0x000000010d960bc4 (anonymous
namespace)::MPPassManager::runOnModule(llvm::Module&) + 772
15 llc 0x000000010d9606e8
llvm::legacy::PassManagerImpl::run(llvm::Module&) + 296
16 llc 0x000000010d9611f1
llvm::legacy::PassManager::run(llvm::Module&) + 33
17 llc 0x000000010a6954ee compileModule(char**,
llvm::LLVMContext&) + 6670
18 llc 0x000000010a693227 main + 1447
19 libdyld.dylib 0x00007fff72026259 start + 1
zsh: segmentation fault ./llc -run-pass=livedebugvalues foo.mir</pre>
</div>
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