[llvm-bugs] [Bug 49993] New: Clang -O3 crashes in include/llvm/Support/Casting.h:269: typename llvm::cast_retty<X, Y*>::ret_type llvm::cast(Y*) [with X = llvm::SCEVAddRecExpr; Y = const llvm::SCEV; typename llvm::cast_retty<X, Y*>::ret_type = const llvm::SCEVAddRecExpr*]
via llvm-bugs
llvm-bugs at lists.llvm.org
Fri Apr 16 06:24:56 PDT 2021
https://bugs.llvm.org/show_bug.cgi?id=49993
Bug ID: 49993
Summary: Clang -O3 crashes in
include/llvm/Support/Casting.h:269: typename
llvm::cast_retty<X, Y*>::ret_type llvm::cast(Y*) [with
X = llvm::SCEVAddRecExpr; Y = const llvm::SCEV;
typename llvm::cast_retty<X, Y*>::ret_type = const
llvm::SCEVAddRecExpr*]
Product: libraries
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: Scalar Optimizations
Assignee: unassignedbugs at nondot.org
Reporter: haoxintu at gmail.com
CC: llvm-bugs at lists.llvm.org
Hi all.
$cat small.c
#include <stdint.h>
void a() {
uint8_t *b = a;
int32_t c;
if (0)
for (; c <= 6; c += 1)
d:;
for (*b = 18; *b <= 63; *b += 1)
c %= c + 0xD0C1B2E1;
goto d;
}
$clang -w -O3 small.c
clang-13:
/home/haoxin/haoxin-data/dut-research/compilers/llvm-project/llvm/include/llvm/Support/Casting.h:269:
typename llvm::cast_retty<X, Y*>::ret_type llvm::cast(Y*) [with X =
llvm::SCEVAddRecExpr; Y = const llvm::SCEV; typename llvm::cast_retty<X,
Y*>::ret_type = const llvm::SCEVAddRecExpr*]: Assertion `isa<X>(Val) &&
"cast<Ty>() argument of incompatible type!"' 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:
/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13
-cc1 -triple x86_64-unknown-linux-gnu -emit-obj --mrelax-relocations
-disable-free -main-file-name small.c -mrelocation-model static
-mframe-pointer=none -fmath-errno -fno-rounding-math -mconstructor-aliases
-munwind-tables -target-cpu x86-64 -tune-cpu generic -debugger-tuning=gdb
-fcoverage-compilation-dir=/home/haoxin/haoxin-data/test -resource-dir
/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/lib/clang/13.0.0
-c-isystem /usr/local/include/csmith-2.3.0 -cxx-isystem
/usr/local/include/csmith-2.3.0 -internal-isystem
/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/lib/clang/13.0.0/include
-internal-isystem /usr/local/include -internal-isystem
/usr/lib/gcc/x86_64-linux-gnu/8/../../../../x86_64-linux-gnu/include
-internal-externc-isystem /usr/include/x86_64-linux-gnu
-internal-externc-isystem /include -internal-externc-isystem /usr/include -O3
-w -fdebug-compilation-dir=/home/haoxin/haoxin-data/test -ferror-limit 19
-fgnuc-version=4.2.1 -fcolor-diagnostics -vectorize-loops -vectorize-slp
-faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1 -o /tmp/small-b9bac0.o -x c small.c
1. <eof> parser at end of file
2. Optimizer
#0 0x00005645a6da25cc llvm::sys::PrintStackTrace(llvm::raw_ostream&, int)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x35935cc)
#1 0x00005645a6da03d4 llvm::sys::RunSignalHandlers()
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x35913d4)
#2 0x00005645a6da0543 SignalHandler(int) Signals.cpp:0:0
#3 0x00007f4e51044980 __restore_rt
(/lib/x86_64-linux-gnu/libpthread.so.0+0x12980)
#4 0x00007f4e4fc6cfb7 raise
/build/glibc-S9d2JN/glibc-2.27/signal/../sysdeps/unix/sysv/linux/raise.c:51:0
#5 0x00007f4e4fc6e921 abort /build/glibc-S9d2JN/glibc-2.27/stdlib/abort.c:81:0
#6 0x00007f4e4fc5e48a __assert_fail_base
/build/glibc-S9d2JN/glibc-2.27/assert/assert.c:89:0
#7 0x00007f4e4fc5e502 (/lib/x86_64-linux-gnu/libc.so.6+0x30502)
#8 0x00005645a6aec928 (anonymous
namespace)::IndVarSimplify::linearFunctionTestReplace(llvm::Loop*,
llvm::BasicBlock*, llvm::SCEV const*, llvm::PHINode*, llvm::SCEVExpander&)
IndVarSimplify.cpp:0:0
#9 0x00005645a6aef054 (anonymous namespace)::IndVarSimplify::run(llvm::Loop*)
IndVarSimplify.cpp:0:0
#10 0x00005645a6af12bf llvm::IndVarSimplifyPass::run(llvm::Loop&,
llvm::AnalysisManager<llvm::Loop, llvm::LoopStandardAnalysisResults&>&,
llvm::LoopStandardAnalysisResults&, llvm::LPMUpdater&)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x32e22bf)
#11 0x00005645a7d6edb1 llvm::detail::PassModel<llvm::Loop,
llvm::IndVarSimplifyPass, llvm::PreservedAnalyses,
llvm::AnalysisManager<llvm::Loop, llvm::LoopStandardAnalysisResults&>,
llvm::LoopStandardAnalysisResults&, llvm::LPMUpdater&>::run(llvm::Loop&,
llvm::AnalysisManager<llvm::Loop, llvm::LoopStandardAnalysisResults&>&,
llvm::LoopStandardAnalysisResults&, llvm::LPMUpdater&)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x455fdb1)
#12 0x00005645a7ed8e86 llvm::Optional<llvm::PreservedAnalyses>
llvm::PassManager<llvm::Loop, llvm::AnalysisManager<llvm::Loop,
llvm::LoopStandardAnalysisResults&>, llvm::LoopStandardAnalysisResults&,
llvm::LPMUpdater&>::runSinglePass<llvm::Loop,
std::unique_ptr<llvm::detail::PassConcept<llvm::Loop,
llvm::AnalysisManager<llvm::Loop, llvm::LoopStandardAnalysisResults&>,
llvm::LoopStandardAnalysisResults&, llvm::LPMUpdater&>,
std::default_delete<llvm::detail::PassConcept<llvm::Loop,
llvm::AnalysisManager<llvm::Loop, llvm::LoopStandardAnalysisResults&>,
llvm::LoopStandardAnalysisResults&, llvm::LPMUpdater&> > > >(llvm::Loop&,
std::unique_ptr<llvm::detail::PassConcept<llvm::Loop,
llvm::AnalysisManager<llvm::Loop, llvm::LoopStandardAnalysisResults&>,
llvm::LoopStandardAnalysisResults&, llvm::LPMUpdater&>,
std::default_delete<llvm::detail::PassConcept<llvm::Loop,
llvm::AnalysisManager<llvm::Loop, llvm::LoopStandardAnalysisResults&>,
llvm::LoopStandardAnalysisResults&, llvm::LPMUpdater&> > >&,
llvm::AnalysisManager<llvm::Loop, llvm::LoopStandardAnalysisResults&>&,
llvm::LoopStandardAnalysisResults&, llvm::LPMUpdater&,
llvm::PassInstrumentation&) (.constprop.159) LoopPassManager.cpp:0:0
#13 0x00005645a7eda300 llvm::PassManager<llvm::Loop,
llvm::AnalysisManager<llvm::Loop, llvm::LoopStandardAnalysisResults&>,
llvm::LoopStandardAnalysisResults&,
llvm::LPMUpdater&>::runWithoutLoopNestPasses(llvm::Loop&,
llvm::AnalysisManager<llvm::Loop, llvm::LoopStandardAnalysisResults&>&,
llvm::LoopStandardAnalysisResults&, llvm::LPMUpdater&)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x46cb300)
#14 0x00005645a7eda4f4 llvm::PassManager<llvm::Loop,
llvm::AnalysisManager<llvm::Loop, llvm::LoopStandardAnalysisResults&>,
llvm::LoopStandardAnalysisResults&, llvm::LPMUpdater&>::run(llvm::Loop&,
llvm::AnalysisManager<llvm::Loop, llvm::LoopStandardAnalysisResults&>&,
llvm::LoopStandardAnalysisResults&, llvm::LPMUpdater&)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x46cb4f4)
#15 0x00005645a7edc4cd llvm::FunctionToLoopPassAdaptor::run(llvm::Function&,
llvm::AnalysisManager<llvm::Function>&)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x46cd4cd)
#16 0x00005645a7d6e721 llvm::detail::PassModel<llvm::Function,
llvm::FunctionToLoopPassAdaptor, llvm::PreservedAnalyses,
llvm::AnalysisManager<llvm::Function> >::run(llvm::Function&,
llvm::AnalysisManager<llvm::Function>&)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x455f721)
#17 0x00005645a65aafb5 llvm::PassManager<llvm::Function,
llvm::AnalysisManager<llvm::Function> >::run(llvm::Function&,
llvm::AnalysisManager<llvm::Function>&)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x2d9bfb5)
#18 0x00005645a4c15de1 llvm::detail::PassModel<llvm::Function,
llvm::PassManager<llvm::Function, llvm::AnalysisManager<llvm::Function> >,
llvm::PreservedAnalyses, llvm::AnalysisManager<llvm::Function>
>::run(llvm::Function&, llvm::AnalysisManager<llvm::Function>&)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x1406de1)
#19 0x00005645a5d4d128
llvm::CGSCCToFunctionPassAdaptor::run(llvm::LazyCallGraph::SCC&,
llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>&,
llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x253e128)
#20 0x00005645a4c16781 llvm::detail::PassModel<llvm::LazyCallGraph::SCC,
llvm::CGSCCToFunctionPassAdaptor, llvm::PreservedAnalyses,
llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>,
llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&>::run(llvm::LazyCallGraph::SCC&,
llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>&,
llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x1407781)
#21 0x00005645a5d4575a llvm::PassManager<llvm::LazyCallGraph::SCC,
llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>,
llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&>::run(llvm::LazyCallGraph::SCC&,
llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>&,
llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x253675a)
#22 0x00005645a66ad841 llvm::detail::PassModel<llvm::LazyCallGraph::SCC,
llvm::PassManager<llvm::LazyCallGraph::SCC,
llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>,
llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&>, llvm::PreservedAnalyses,
llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>,
llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&>::run(llvm::LazyCallGraph::SCC&,
llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>&,
llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x2e9e841)
#23 0x00005645a5d491d6
llvm::DevirtSCCRepeatedPass::run(llvm::LazyCallGraph::SCC&,
llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>&,
llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x253a1d6)
#24 0x00005645a66ad801 llvm::detail::PassModel<llvm::LazyCallGraph::SCC,
llvm::DevirtSCCRepeatedPass, llvm::PreservedAnalyses,
llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>,
llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&>::run(llvm::LazyCallGraph::SCC&,
llvm::AnalysisManager<llvm::LazyCallGraph::SCC, llvm::LazyCallGraph&>&,
llvm::LazyCallGraph&, llvm::CGSCCUpdateResult&)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x2e9e801)
#25 0x00005645a5d47127
llvm::ModuleToPostOrderCGSCCPassAdaptor::run(llvm::Module&,
llvm::AnalysisManager<llvm::Module>&)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x2538127)
#26 0x00005645a66ad881 llvm::detail::PassModel<llvm::Module,
llvm::ModuleToPostOrderCGSCCPassAdaptor, llvm::PreservedAnalyses,
llvm::AnalysisManager<llvm::Module> >::run(llvm::Module&,
llvm::AnalysisManager<llvm::Module>&)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x2e9e881)
#27 0x00005645a65a9e75 llvm::PassManager<llvm::Module,
llvm::AnalysisManager<llvm::Module> >::run(llvm::Module&,
llvm::AnalysisManager<llvm::Module>&)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x2d9ae75)
#28 0x00005645a66b05cf llvm::ModuleInlinerWrapperPass::run(llvm::Module&,
llvm::AnalysisManager<llvm::Module>&)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x2ea15cf)
#29 0x00005645a7d6fc71 llvm::detail::PassModel<llvm::Module,
llvm::ModuleInlinerWrapperPass, llvm::PreservedAnalyses,
llvm::AnalysisManager<llvm::Module> >::run(llvm::Module&,
llvm::AnalysisManager<llvm::Module>&)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x4560c71)
#30 0x00005645a65a9e75 llvm::PassManager<llvm::Module,
llvm::AnalysisManager<llvm::Module> >::run(llvm::Module&,
llvm::AnalysisManager<llvm::Module>&)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x2d9ae75)
#31 0x00005645a7078b71 (anonymous
namespace)::EmitAssemblyHelper::EmitAssemblyWithNewPassManager(clang::BackendAction,
std::unique_ptr<llvm::raw_pwrite_stream,
std::default_delete<llvm::raw_pwrite_stream> >) BackendUtil.cpp:0:0
#32 0x00005645a707d32d clang::EmitBackendOutput(clang::DiagnosticsEngine&,
clang::HeaderSearchOptions const&, clang::CodeGenOptions const&,
clang::TargetOptions const&, clang::LangOptions const&, llvm::DataLayout
const&, llvm::Module*, clang::BackendAction,
std::unique_ptr<llvm::raw_pwrite_stream,
std::default_delete<llvm::raw_pwrite_stream> >)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x386e32d)
#33 0x00005645a7d0e326
clang::BackendConsumer::HandleTranslationUnit(clang::ASTContext&)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x44ff326)
#34 0x00005645a887f149 clang::ParseAST(clang::Sema&, bool, bool)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x5070149)
#35 0x00005645a7d0d0e8 clang::CodeGenAction::ExecuteAction()
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x44fe0e8)
#36 0x00005645a7697619 clang::FrontendAction::Execute()
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x3e88619)
#37 0x00005645a76355a1
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x3e265a1)
#38 0x00005645a775f440
clang::ExecuteCompilerInvocation(clang::CompilerInstance*)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x3f50440)
#39 0x00005645a4981574 cc1_main(llvm::ArrayRef<char const*>, char const*,
void*)
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x1172574)
#40 0x00005645a497da77 ExecuteCC1Tool(llvm::SmallVectorImpl<char const*>&)
driver.cpp:0:0
#41 0x00005645a48ab0f4 main
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x109c0f4)
#42 0x00007f4e4fc4fbf7 __libc_start_main
/build/glibc-S9d2JN/glibc-2.27/csu/../csu/libc-start.c:344:0
#43 0x00005645a497d4da _start
(/media/haoxin/SeagateData/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin/clang-13+0x116e4da)
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
f7c9de0de5804498085af973dc6bfc934a18f000)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir:
/home/haoxin/haoxin-data/dut-research/compilers/llvm-project/build-20210416/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/small-80b913.c
clang-13: note: diagnostic msg: /tmp/small-80b913.sh
clang-13: note: diagnostic msg:
********************
$clang -v
clang version 13.0.0 (https://github.com/llvm/llvm-project
f7c9de0de5804498085af973dc6bfc934a18f000)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir:
/home/haoxin/haoxin-data/dut-research/compilers/llvm-project/build-20210416/bin
Found candidate GCC installation: /usr/lib/gcc/i686-linux-gnu/6
Found candidate GCC installation: /usr/lib/gcc/i686-linux-gnu/6.5.0
Found candidate GCC installation: /usr/lib/gcc/i686-linux-gnu/7
Found candidate GCC installation: /usr/lib/gcc/i686-linux-gnu/7.5.0
Found candidate GCC installation: /usr/lib/gcc/i686-linux-gnu/8
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/7
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/7.5.0
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/8
Selected GCC installation: /usr/lib/gcc/x86_64-linux-gnu/8
Candidate multilib: .;@m64
Selected multilib: .;@m64
Thanks,
Haoxin
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