[llvm-bugs] [Bug 50878] New: ICE on valid code:emitGlobalConstantStruct(const llvm::DataLayout&, const llvm::ConstantStruct*, llvm::AsmPrinter&, const llvm::Constant*, uint64_t): Assertion `SizeSoFar == Layout->getSizeInBytes() && "Layout of constant struct may be incorrect!"'failed
via llvm-bugs
llvm-bugs at lists.llvm.org
Fri Jun 25 23:43:42 PDT 2021
https://bugs.llvm.org/show_bug.cgi?id=50878
Bug ID: 50878
Summary: ICE on valid code:emitGlobalConstantStruct(const
llvm::DataLayout&, const llvm::ConstantStruct*,
llvm::AsmPrinter&, const llvm::Constant*, uint64_t):
Assertion `SizeSoFar == Layout->getSizeInBytes() &&
"Layout of constant struct may be incorrect!"'failed
Product: clang
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: enhancement
Priority: P
Component: C
Assignee: unassignedclangbugs at nondot.org
Reporter: cnsun at uwaterloo.ca
CC: blitzrakete at gmail.com, dgregor at apple.com,
erik.pilkington at gmail.com, llvm-bugs at lists.llvm.org,
richard-llvm at metafoo.co.uk
$ clang-trunk -v
clang version 13.0.0 (https://github.com/llvm/llvm-project.git
2e9c75daffddd65e37c3236708b5b133e6f5f2f5)
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
struct {
struct {
struct {
struct {
struct {
struct {
struct {
struct {
struct {
struct {
struct {
struct {
struct {
struct {
struct {
struct {
struct {
struct {
struct {
struct {
struct {
struct {
struct {
struct {
struct {
struct {
struct {
struct {
struct {
char *line, ulmask
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} c[2]
} character = {""};
$ clang-trunk mutant.c
mutant.c:30:77: warning: expected ';' at end of declaration list
char *line, ulmask
^
;
mutant.c:31:63: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:32:61: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:33:59: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:34:57: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:35:55: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:36:53: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:37:51: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:38:49: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:39:47: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:40:45: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:41:43: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:42:41: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:43:39: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:44:37: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:45:35: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:46:33: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:47:31: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:48:29: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:49:27: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:50:25: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:51:23: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:52:21: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:53:19: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:54:17: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:55:15: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:56:13: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:57:11: warning: expected ';' at end of declaration list
} c[2]
^
;
mutant.c:58:9: warning: expected ';' at end of declaration list
} c[2]
^
;
clang-13:
/tmp/tmp.xjN6dMkdrg-clang-builder/llvm-project/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp:2774:
void emitGlobalConstantStruct(const llvm::DataLayout&, const
llvm::ConstantStruct*, llvm::AsmPrinter&, const llvm::Constant*, uint64_t):
Assertion `SizeSoFar == Layout->getSizeInBytes() && "Layout of constant struct
may be incorrect!"' 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/default_c_finding_folder/crash_20210626_043652_042a/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
-fdebug-compilation-dir=/scratch/cnsun/workspace/perses-fuzzer/default_c_finding_folder/crash_20210626_043652_042a/delta/perses_result
-ferror-limit 19 -fgnuc-version=4.2.1 -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1
-o /tmp/mutant-1b36a9.o -x c mutant.c
1. <eof> parser at end of file
2. Code generation
#0 0x000055d72e383184 PrintStackTraceSignalHandler(void*) Signals.cpp:0:0
#1 0x000055d72e38093e SignalHandler(int) Signals.cpp:0:0
#2 0x00007f9e6bc6d3c0 __restore_rt
(/lib/x86_64-linux-gnu/libpthread.so.0+0x153c0)
#3 0x00007f9e6b70c18b raise
/build/glibc-ZN95T4/glibc-2.31/signal/../sysdeps/unix/sysv/linux/raise.c:51:1
#4 0x00007f9e6b6eb859 abort /build/glibc-ZN95T4/glibc-2.31/stdlib/abort.c:81:7
#5 0x00007f9e6b6eb729 get_sysdep_segment_value
/build/glibc-ZN95T4/glibc-2.31/intl/loadmsgcat.c:509:8
#6 0x00007f9e6b6eb729 _nl_load_domain
/build/glibc-ZN95T4/glibc-2.31/intl/loadmsgcat.c:970:34
#7 0x00007f9e6b6fcf36 (/lib/x86_64-linux-gnu/libc.so.6+0x36f36)
#8 0x000055d72f0ce88d emitGlobalConstantImpl(llvm::DataLayout const&,
llvm::Constant const*, llvm::AsmPrinter&, llvm::Constant const*, unsigned long)
AsmPrinter.cpp:0:0
#9 0x000055d72f0cee93 llvm::AsmPrinter::emitGlobalConstant(llvm::DataLayout
const&, llvm::Constant const*)
(/scratch/software/clang-trunk/bin/clang-13+0x46a6e93)
#10 0x000055d72f0cfa6a
llvm::AsmPrinter::emitGlobalVariable(llvm::GlobalVariable const*)
(/scratch/software/clang-trunk/bin/clang-13+0x46a7a6a)
#11 0x000055d72f0d104b llvm::AsmPrinter::doFinalization(llvm::Module&)
(/scratch/software/clang-trunk/bin/clang-13+0x46a904b)
#12 0x000055d72da6df75 llvm::FPPassManager::doFinalization(llvm::Module&)
(/scratch/software/clang-trunk/bin/clang-13+0x3045f75)
#13 0x000055d72da7b176 llvm::legacy::PassManagerImpl::run(llvm::Module&)
(/scratch/software/clang-trunk/bin/clang-13+0x3053176)
#14 0x000055d72e6b5e72 (anonymous
namespace)::EmitAssemblyHelper::EmitAssemblyWithNewPassManager(clang::BackendAction,
std::unique_ptr<llvm::raw_pwrite_stream,
std::default_delete<llvm::raw_pwrite_stream> >) BackendUtil.cpp:0:0
#15 0x000055d72e6b792d 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+0x3c8f92d)
#16 0x000055d72f4e0e1f
clang::BackendConsumer::HandleTranslationUnit(clang::ASTContext&)
(/scratch/software/clang-trunk/bin/clang-13+0x4ab8e1f)
#17 0x000055d7305984d9 clang::ParseAST(clang::Sema&, bool, bool)
(/scratch/software/clang-trunk/bin/clang-13+0x5b704d9)
#18 0x000055d72f4df968 clang::CodeGenAction::ExecuteAction()
(/scratch/software/clang-trunk/bin/clang-13+0x4ab7968)
#19 0x000055d72ed8f599 clang::FrontendAction::Execute()
(/scratch/software/clang-trunk/bin/clang-13+0x4367599)
#20 0x000055d72ed227e6
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&)
(/scratch/software/clang-trunk/bin/clang-13+0x42fa7e6)
#21 0x000055d72ee6d480
clang::ExecuteCompilerInvocation(clang::CompilerInstance*)
(/scratch/software/clang-trunk/bin/clang-13+0x4445480)
#22 0x000055d72bc8d696 cc1_main(llvm::ArrayRef<char const*>, char const*,
void*) (/scratch/software/clang-trunk/bin/clang-13+0x1265696)
#23 0x000055d72bc899d8 ExecuteCC1Tool(llvm::SmallVectorImpl<char const*>&)
driver.cpp:0:0
#24 0x000055d72bbb70e6 main
(/scratch/software/clang-trunk/bin/clang-13+0x118f0e6)
#25 0x00007f9e6b6ed0b3 __libc_start_main
/build/glibc-ZN95T4/glibc-2.31/csu/../csu/libc-start.c:342:3
#26 0x000055d72bc8954e _start
(/scratch/software/clang-trunk/bin/clang-13+0x126154e)
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
2e9c75daffddd65e37c3236708b5b133e6f5f2f5)
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-95fd46.c
clang-13: note: diagnostic msg: /tmp/mutant-95fd46.sh
clang-13: note: diagnostic msg:
********************
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