| Issue |
157401
|
| Summary |
VectorCombine crash in VectorCombine::foldSelectShuffle
|
| Labels |
new issue
|
| Assignees |
|
| Reporter |
mikaelholmen
|
llvm commit: 6a571a1fb
Reproduce with:
```
opt -passes=vector-combine bbi-110327.ll -o /dev/null
```
Result:
```
PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace and instructions to reproduce the bug.
Stack dump:
0. Program arguments: build-all/bin/opt -passes=vector-combine bbi-110327.ll -o /dev/null
1. Running pass "function(vector-combine)" on module "bbi-110327.ll"
2. Running pass "vector-combine" on function "main"
#0 0x00005593d310e097 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (build-all/bin/opt+0x4d4a097)
#1 0x00005593d310b655 llvm::sys::RunSignalHandlers() (build-all/bin/opt+0x4d47655)
#2 0x00005593d310f13a SignalHandler(int, siginfo_t*, void*) Signals.cpp:0:0
#3 0x00007f56a51dd990 __restore_rt (/lib64/libpthread.so.0+0x12990)
#4 0x00005593d491b2fa (anonymous namespace)::VectorCombine::foldSelectShuffle(llvm::Instruction&, bool)::$_28::operator()(llvm::InstructionCost, llvm::ArrayRef<int>) const VectorCombine.cpp:0:0
#5 0x00005593d490685e (anonymous namespace)::VectorCombine::foldSelectShuffle(llvm::Instruction&, bool) VectorCombine.cpp:0:0
#6 0x00005593d48fcdd2 (anonymous namespace)::VectorCombine::run()::$_30::operator()(llvm::Instruction&) const VectorCombine.cpp:0:0
#7 0x00005593d48f93c1 llvm::VectorCombinePass::run(llvm::Function&, llvm::AnalysisManager<llvm::Function>&) (build-all/bin/opt+0x65353c1)
#8 0x00005593d455344d llvm::detail::PassModel<llvm::Function, llvm::VectorCombinePass, llvm::AnalysisManager<llvm::Function>>::run(llvm::Function&, llvm::AnalysisManager<llvm::Function>&) PassBuilderPipelines.cpp:0:0
#9 0x00005593d3319daa llvm::PassManager<llvm::Function, llvm::AnalysisManager<llvm::Function>>::run(llvm::Function&, llvm::AnalysisManager<llvm::Function>&) (build-all/bin/opt+0x4f55daa)
#10 0x00005593d455481d llvm::detail::PassModel<llvm::Function, llvm::PassManager<llvm::Function, llvm::AnalysisManager<llvm::Function>>, llvm::AnalysisManager<llvm::Function>>::run(llvm::Function&, llvm::AnalysisManager<llvm::Function>&) PassBuilderPipelines.cpp:0:0
#11 0x00005593d331e591 llvm::ModuleToFunctionPassAdaptor::run(llvm::Module&, llvm::AnalysisManager<llvm::Module>&) (build-all/bin/opt+0x4f5a591)
#12 0x00005593d44fe85d llvm::detail::PassModel<llvm::Module, llvm::ModuleToFunctionPassAdaptor, llvm::AnalysisManager<llvm::Module>>::run(llvm::Module&, llvm::AnalysisManager<llvm::Module>&) NewPMDriver.cpp:0:0
#13 0x00005593d3318ada llvm::PassManager<llvm::Module, llvm::AnalysisManager<llvm::Module>>::run(llvm::Module&, llvm::AnalysisManager<llvm::Module>&) (build-all/bin/opt+0x4f54ada)
#14 0x00005593d44f775b llvm::runPassPipeline(llvm::StringRef, llvm::Module&, llvm::TargetMachine*, llvm::TargetLibraryInfoImpl*, llvm::ToolOutputFile*, llvm::ToolOutputFile*, llvm::ToolOutputFile*, llvm::StringRef, llvm::ArrayRef<llvm::PassPlugin>, llvm::ArrayRef<std::function<void (llvm::PassBuilder&)>>, llvm::opt_tool::OutputKind, llvm::opt_tool::VerifierKind, bool, bool, bool, bool, bool, bool, bool, bool) (build-all/bin/opt+0x613375b)
#15 0x00005593d30b20df optMain (build-all/bin/opt+0x4cee0df)
#16 0x00007f56a42717e5 __libc_start_main (/lib64/libc.so.6+0x3a7e5)
#17 0x00005593d30abbae _start (build-all/bin/opt+0x4ce7bae)
Floating exception (core dumped)
```
[bbi-110327.ll.gz](https://github.com/user-attachments/files/22203904/bbi-110327.ll.gz)
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