[llvm-bugs] [Bug 51201] New: ICE on valid code: llvm::ISD::ArgFlagsTy::setMemAlign(llvm::Align): Assertion `getNonZeroMemAlign() == A && "bitfield overflow"' failed.
via llvm-bugs
llvm-bugs at lists.llvm.org
Fri Jul 23 20:19:41 PDT 2021
https://bugs.llvm.org/show_bug.cgi?id=51201
Bug ID: 51201
Summary: ICE on valid code:
llvm::ISD::ArgFlagsTy::setMemAlign(llvm::Align):
Assertion `getNonZeroMemAlign() == A && "bitfield
overflow"' failed.
Product: clang
Version: trunk
Hardware: PC
OS: All
Status: NEW
Severity: enhancement
Priority: P
Component: -New Bugs
Assignee: unassignedclangbugs at nondot.org
Reporter: cnsun at uwaterloo.ca
CC: htmldeveloper at gmail.com, llvm-bugs at lists.llvm.org,
neeilans at live.com, richard-llvm at metafoo.co.uk
$ clang-trunk -v
clang version 13.0.0 (https://github.com/llvm/llvm-project.git
ab5ac659c81a453a3f58df94f39fe8ba3cd35918)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /home/cnsun/usr/bin
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/10
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/8
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/9
Selected GCC installation: /usr/lib/gcc/x86_64-linux-gnu/10
Candidate multilib: .;@m64
Candidate multilib: 32;@m32
Candidate multilib: x32;@mx32
Selected multilib: .;@m64
$ cat mutant.c
typedef int v4si __attribute__((vector_size(32768)));
foo(v4si) {}
$ clang-trunk -w mutant.c
clang-13:
/tmp/tmp.Gcp8nSn9Hr-clang-builder/llvm-project/llvm/include/llvm/CodeGen/TargetCallingConv.h:150:
void llvm::ISD::ArgFlagsTy::setMemAlign(llvm::Align): Assertion
`getNonZeroMemAlign() == A && "bitfield overflow"' failed.
PLEASE submit a bug report to https://bugs.llvm.org/ and include the crash
backtrace, preprocessed source, and associated run script.
Stack dump:
0. Program arguments: /scratch/software/clang-trunk/bin/clang-13 -cc1
-triple x86_64-unknown-linux-gnu -emit-obj -mrelax-all --mrelax-relocations
-disable-free -main-file-name mutant.c -mrelocation-model static
-mframe-pointer=all -fmath-errno -fno-rounding-math -mconstructor-aliases
-munwind-tables -target-cpu x86-64 -tune-cpu generic -debugger-tuning=gdb
-fcoverage-compilation-dir=/scratch/cnsun/workspace/perses-fuzzer/temp_testing_campaigns/default_finding_folder_c/crash_20210711_080636_4468/delta/perses_result
-resource-dir /scratch/software/clang-trunk/lib/clang/13.0.0 -c-isystem .
-c-isystem /usr/local/include/cmsith -internal-isystem
/scratch/software/clang-trunk/lib/clang/13.0.0/include -internal-isystem
/usr/local/include -internal-isystem
/usr/lib/gcc/x86_64-linux-gnu/10/../../../../x86_64-linux-gnu/include
-internal-externc-isystem /usr/include/x86_64-linux-gnu
-internal-externc-isystem /include -internal-externc-isystem /usr/include -w
-fdebug-compilation-dir=/scratch/cnsun/workspace/perses-fuzzer/temp_testing_campaigns/default_finding_folder_c/crash_20210711_080636_4468/delta/perses_result
-ferror-limit 19 -fgnuc-version=4.2.1 -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1
-o /tmp/mutant-161369.o -x c mutant.c
1. <eof> parser at end of file
2. Code generation
3. Running pass 'Function Pass Manager' on module 'mutant.c'.
4. Running pass 'X86 DAG->DAG Instruction Selection' on function '@foo'
#0 0x0000561ade55e754 PrintStackTraceSignalHandler(void*) Signals.cpp:0:0
#1 0x0000561ade55be6e SignalHandler(int) Signals.cpp:0:0
#2 0x00007fd5dbe553c0 __restore_rt
(/lib/x86_64-linux-gnu/libpthread.so.0+0x153c0)
#3 0x00007fd5db8f418b raise
/build/glibc-ZN95T4/glibc-2.31/signal/../sysdeps/unix/sysv/linux/raise.c:51:1
#4 0x00007fd5db8d3859 abort /build/glibc-ZN95T4/glibc-2.31/stdlib/abort.c:81:7
#5 0x00007fd5db8d3729 get_sysdep_segment_value
/build/glibc-ZN95T4/glibc-2.31/intl/loadmsgcat.c:509:8
#6 0x00007fd5db8d3729 _nl_load_domain
/build/glibc-ZN95T4/glibc-2.31/intl/loadmsgcat.c:970:34
#7 0x00007fd5db8e4f36 (/lib/x86_64-linux-gnu/libc.so.6+0x36f36)
#8 0x0000561adf52845d llvm::SelectionDAGISel::LowerArguments(llvm::Function
const&) (/scratch/software/clang-trunk/bin/clang-13+0x4aef45d)
#9 0x0000561adf5bbb5a
llvm::SelectionDAGISel::SelectAllBasicBlocks(llvm::Function const&)
(/scratch/software/clang-trunk/bin/clang-13+0x4b82b5a)
#10 0x0000561adf5be4c1
llvm::SelectionDAGISel::runOnMachineFunction(llvm::MachineFunction&) (.part.0)
SelectionDAGISel.cpp:0:0
#11 0x0000561add017b0c (anonymous
namespace)::X86DAGToDAGISel::runOnMachineFunction(llvm::MachineFunction&)
X86ISelDAGToDAG.cpp:0:0
#12 0x0000561add7486d8
llvm::MachineFunctionPass::runOnFunction(llvm::Function&)
(/scratch/software/clang-trunk/bin/clang-13+0x2d0f6d8)
#13 0x0000561addc2d6a5 llvm::FPPassManager::runOnFunction(llvm::Function&)
(/scratch/software/clang-trunk/bin/clang-13+0x31f46a5)
#14 0x0000561addc2d8e9 llvm::FPPassManager::runOnModule(llvm::Module&)
(/scratch/software/clang-trunk/bin/clang-13+0x31f48e9)
#15 0x0000561addc2e9d2 llvm::legacy::PassManagerImpl::run(llvm::Module&)
(/scratch/software/clang-trunk/bin/clang-13+0x31f59d2)
#16 0x0000561ade89c7d2 (anonymous
namespace)::EmitAssemblyHelper::EmitAssemblyWithNewPassManager(clang::BackendAction,
std::unique_ptr<llvm::raw_pwrite_stream,
std::default_delete<llvm::raw_pwrite_stream> >) BackendUtil.cpp:0:0
#17 0x0000561ade89e43d clang::EmitBackendOutput(clang::DiagnosticsEngine&,
clang::HeaderSearchOptions const&, clang::CodeGenOptions const&,
clang::TargetOptions const&, clang::LangOptions const&, llvm::StringRef,
llvm::Module*, clang::BackendAction, std::unique_ptr<llvm::raw_pwrite_stream,
std::default_delete<llvm::raw_pwrite_stream> >)
(/scratch/software/clang-trunk/bin/clang-13+0x3e6543d)
#18 0x0000561adf6f27af
clang::BackendConsumer::HandleTranslationUnit(clang::ASTContext&)
(/scratch/software/clang-trunk/bin/clang-13+0x4cb97af)
#19 0x0000561ae07b6f59 clang::ParseAST(clang::Sema&, bool, bool)
(/scratch/software/clang-trunk/bin/clang-13+0x5d7df59)
#20 0x0000561adf6f12f8 clang::CodeGenAction::ExecuteAction()
(/scratch/software/clang-trunk/bin/clang-13+0x4cb82f8)
#21 0x0000561adef8f419 clang::FrontendAction::Execute()
(/scratch/software/clang-trunk/bin/clang-13+0x4556419)
#22 0x0000561adef2507e
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&)
(/scratch/software/clang-trunk/bin/clang-13+0x44ec07e)
#23 0x0000561adf06d710
clang::ExecuteCompilerInvocation(clang::CompilerInstance*)
(/scratch/software/clang-trunk/bin/clang-13+0x4634710)
#24 0x0000561adbdd915d cc1_main(llvm::ArrayRef<char const*>, char const*,
void*) (/scratch/software/clang-trunk/bin/clang-13+0x13a015d)
#25 0x0000561adbdd54a8 ExecuteCC1Tool(llvm::SmallVectorImpl<char const*>&)
driver.cpp:0:0
#26 0x0000561adbd00126 main
(/scratch/software/clang-trunk/bin/clang-13+0x12c7126)
#27 0x00007fd5db8d50b3 __libc_start_main
/build/glibc-ZN95T4/glibc-2.31/csu/../csu/libc-start.c:342:3
#28 0x0000561adbdd501e _start
(/scratch/software/clang-trunk/bin/clang-13+0x139c01e)
clang-13: error: unable to execute command: Aborted (core dumped)
clang-13: error: clang frontend command failed due to signal (use -v to see
invocation)
clang version 13.0.0 (https://github.com/llvm/llvm-project.git
ab5ac659c81a453a3f58df94f39fe8ba3cd35918)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /home/cnsun/usr/bin
clang-13: note: diagnostic msg:
********************
PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
clang-13: note: diagnostic msg: /tmp/mutant-17b3e9.c
clang-13: note: diagnostic msg: /tmp/mutant-17b3e9.sh
clang-13: note: diagnostic msg:
********************
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