[llvm-bugs] [Bug 28312] New: LLVM trunk crash with knl target (Assertion `Res.getValueType() == N->getValueType(0))
via llvm-bugs
llvm-bugs at lists.llvm.org
Sun Jun 26 11:32:00 PDT 2016
https://llvm.org/bugs/show_bug.cgi?id=28312
Bug ID: 28312
Summary: LLVM trunk crash with knl target (Assertion
`Res.getValueType() == N->getValueType(0))
Product: clang
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: -New Bugs
Assignee: unassignedclangbugs at nondot.org
Reporter: anton.mitrokhin at phystech.edu
CC: llvm-bugs at lists.llvm.org
Classification: Unclassified
Created attachment 16636
--> https://llvm.org/bugs/attachment.cgi?id=16636&action=edit
Reproducer
Run:
> clang++ -std=c++11 -O3 -fvectorize -march=knl -o out.o -c crash.cpp
> clang -v
clang version 3.9.0 (trunk 273805)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /export/users/amitrokh/llvm/bin-trunk/bin
Found candidate GCC installation: /usr/lib/gcc/i686-redhat-linux/4.8.2
Found candidate GCC installation: /usr/lib/gcc/i686-redhat-linux/4.8.5
Found candidate GCC installation: /usr/lib/gcc/x86_64-redhat-linux/4.8.2
Found candidate GCC installation: /usr/lib/gcc/x86_64-redhat-linux/4.8.5
Selected GCC installation: /usr/lib/gcc/x86_64-redhat-linux/4.8.5
Candidate multilib: .;@m64
Candidate multilib: 32;@m32
Selected multilib: .;@m64
Outout:
clang-3.9:
/export/users/amitrokh/llvm/llvm-trunk/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp:929:
bool llvm::DAGTypeLegalizer::PromoteIntegerOperand(llvm::SDNode*, unsigned
int): Assertion `Res.getValueType() == N->getValueType(0) && N->getNumValues()
== 1 && "Invalid operand expansion"' failed.
#0 0x0000000001112b05 llvm::sys::PrintStackTrace(llvm::raw_ostream&)
(/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0x1112b05)
#1 0x00000000011107b6 llvm::sys::RunSignalHandlers()
(/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0x11107b6)
#2 0x00000000011109e1 SignalHandler(int)
(/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0x11109e1)
#3 0x00007f289e469100 __restore_rt (/lib64/libpthread.so.0+0xf100)
#4 0x00007f289d0615f7 __GI_raise (/lib64/libc.so.6+0x355f7)
#5 0x00007f289d062ce8 __GI_abort (/lib64/libc.so.6+0x36ce8)
#6 0x00007f289d05a566 __assert_fail_base (/lib64/libc.so.6+0x2e566)
#7 0x00007f289d05a612 (/lib64/libc.so.6+0x2e612)
#8 0x0000000001867a56
llvm::DAGTypeLegalizer::PromoteIntegerOperand(llvm::SDNode*, unsigned int)
(/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0x1867a56)
#9 0x00000000017f2532 llvm::DAGTypeLegalizer::run()
(/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0x17f2532)
#10 0x00000000017f2990 llvm::SelectionDAG::LegalizeTypes()
(/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0x17f2990)
#11 0x00000000017b94f0 llvm::SelectionDAGISel::CodeGenAndEmitDAG()
(/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0x17b94f0)
#12 0x00000000017c1aa6
llvm::SelectionDAGISel::SelectAllBasicBlocks(llvm::Function const&)
(/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0x17c1aa6)
#13 0x00000000017c3b84
llvm::SelectionDAGISel::runOnMachineFunction(llvm::MachineFunction&)
(/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0x17c3b84)
#14 0x00000000007d63c4 (anonymous
namespace)::X86DAGToDAGISel::runOnMachineFunction(llvm::MachineFunction&)
(/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0x7d63c4)
#15 0x0000000000af4394
llvm::MachineFunctionPass::runOnFunction(llvm::Function&)
(/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0xaf4394)
#16 0x0000000000d8f093 llvm::FPPassManager::runOnFunction(llvm::Function&)
(/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0xd8f093)
#17 0x0000000000d8f44b llvm::FPPassManager::runOnModule(llvm::Module&)
(/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0xd8f44b)
#18 0x0000000000d8f75f llvm::legacy::PassManagerImpl::run(llvm::Module&)
(/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0xd8f75f)
#19 0x0000000001269d32 clang::EmitBackendOutput(clang::DiagnosticsEngine&,
clang::CodeGenOptions const&, clang::TargetOptions const&, clang::LangOptions
const&, llvm::DataLayout const&, llvm::Module*, clang::BackendAction,
llvm::raw_pwrite_stream*)
(/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0x1269d32)
#20 0x000000000187fc86
clang::BackendConsumer::HandleTranslationUnit(clang::ASTContext&)
(/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0x187fc86)
#21 0x0000000001c9507b clang::ParseAST(clang::Sema&, bool, bool)
(/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0x1c9507b)
#22 0x000000000188003b clang::CodeGenAction::ExecuteAction()
(/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0x188003b)
#23 0x0000000001596436 clang::FrontendAction::Execute()
(/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0x1596436)
#24 0x00000000015703ee
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&)
(/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0x15703ee)
#25 0x000000000162b14c
clang::ExecuteCompilerInvocation(clang::CompilerInstance*)
(/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0x162b14c)
#26 0x0000000000707738 cc1_main(llvm::ArrayRef<char const*>, char const*,
void*) (/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0x707738)
#27 0x00000000006dae3f main
(/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0x6dae3f)
#28 0x00007f289d04db15 __libc_start_main (/lib64/libc.so.6+0x21b15)
#29 0x00000000007037d5 _start
(/export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9+0x7037d5)
Stack dump:
0. Program arguments: /export/users/amitrokh/llvm/bin-trunk/bin/clang-3.9
-cc1 -triple x86_64-unknown-linux-gnu -emit-obj -disable-free -main-file-name
crash.cpp -mrelocation-model static -mthread-model posix -fmath-errno
-masm-verbose -mconstructor-aliases -munwind-tables -fuse-init-array
-target-cpu knl -momit-leaf-frame-pointer -dwarf-column-info
-debugger-tuning=gdb -coverage-file
/export/users/amitrokh/forCreduce/untracked/clang_ice_i/out.o -resource-dir
/export/users/amitrokh/llvm/bin-trunk/bin/../lib/clang/3.9.0 -internal-isystem
/usr/lib/gcc/x86_64-redhat-linux/4.8.5/../../../../include/c++/4.8.5
-internal-isystem
/usr/lib/gcc/x86_64-redhat-linux/4.8.5/../../../../include/c++/4.8.5/x86_64-redhat-linux
-internal-isystem
/usr/lib/gcc/x86_64-redhat-linux/4.8.5/../../../../include/c++/4.8.5/backward
-internal-isystem /usr/local/include -internal-isystem
/export/users/amitrokh/llvm/bin-trunk/bin/../lib/clang/3.9.0/include
-internal-externc-isystem /include -internal-externc-isystem /usr/include -O3
-std=c++11 -fdeprecated-macro -fdebug-compilation-dir
/export/users/amitrokh/forCreduce/untracked/clang_ice_i -ferror-limit 19
-fmessage-length 237 -fobjc-runtime=gcc -fcxx-exceptions -fexceptions
-fdiagnostics-show-option -fcolor-diagnostics -vectorize-loops -vectorize-slp
-o out.o -x c++ crash.cpp
1. <eof> parser at end of file
2. Code generation
3. Running pass 'Function Pass Manager' on module 'crash.cpp'.
4. Running pass 'X86 DAG->DAG Instruction Selection' on function
'@_Z3fn1v'
clang-3.9: error: unable to execute command: Aborted (core dumped)
clang-3.9: error: clang frontend command failed due to signal (use -v to see
invocation)
clang version 3.9.0 (trunk 273805)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /export/users/amitrokh/llvm/bin-trunk/bin
clang-3.9: note: diagnostic msg: PLEASE submit a bug report to
http://llvm.org/bugs/ and include the crash backtrace, preprocessed source, and
associated run script.
clang-3.9: note: diagnostic msg:
********************
PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
clang-3.9: note: diagnostic msg: /tmp/crash-f88727.cpp
clang-3.9: note: diagnostic msg: /tmp/crash-f88727.sh
clang-3.9: note: diagnostic msg:
********************
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