[llvm-bugs] [Bug 50887] New: ICE: clang::Type::isConstantSizeType() const: Assertion `!isIncompleteType() && "This doesn't make sense for incomplete types"' failed.
via llvm-bugs
llvm-bugs at lists.llvm.org
Sat Jun 26 13:06:36 PDT 2021
https://bugs.llvm.org/show_bug.cgi?id=50887
Bug ID: 50887
Summary: ICE: clang::Type::isConstantSizeType() const:
Assertion `!isIncompleteType() && "This doesn't make
sense for incomplete types"' 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
f() { static struct X A __attribute__((alias("a"))); }
$ clang-trunk mutant.c
mutant.c:1:1: warning: type specifier missing, defaults to 'int'
[-Wimplicit-int]
f() { static struct X A __attribute__((alias("a"))); }
^
mutant.c:1:54: warning: non-void function does not return a value
[-Wreturn-type]
f() { static struct X A __attribute__((alias("a"))); }
^
clang-13:
/tmp/tmp.xjN6dMkdrg-clang-builder/llvm-project/clang/lib/AST/Type.cpp:2198:
bool clang::Type::isConstantSizeType() const: Assertion `!isIncompleteType() &&
"This doesn't make sense for incomplete types"' 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_20210625_203719_0034/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_20210625_203719_0034/delta/perses_result
-ferror-limit 19 -fgnuc-version=4.2.1 -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1
-o /tmp/mutant-2cf2a7.o -x c mutant.c
1. <eof> parser at end of file
2. mutant.c:1:1: LLVM IR generation of declaration 'f'
3. mutant.c:1:1: Generating code for declaration 'f'
#0 0x0000557f183f9184 PrintStackTraceSignalHandler(void*) Signals.cpp:0:0
#1 0x0000557f183f693e SignalHandler(int) Signals.cpp:0:0
#2 0x00007f9d7bffc3c0 __restore_rt
(/lib/x86_64-linux-gnu/libpthread.so.0+0x153c0)
#3 0x00007f9d7ba9b18b raise
/build/glibc-ZN95T4/glibc-2.31/signal/../sysdeps/unix/sysv/linux/raise.c:51:1
#4 0x00007f9d7ba7a859 abort /build/glibc-ZN95T4/glibc-2.31/stdlib/abort.c:81:7
#5 0x00007f9d7ba7a729 get_sysdep_segment_value
/build/glibc-ZN95T4/glibc-2.31/intl/loadmsgcat.c:509:8
#6 0x00007f9d7ba7a729 _nl_load_domain
/build/glibc-ZN95T4/glibc-2.31/intl/loadmsgcat.c:970:34
#7 0x00007f9d7ba8bf36 (/lib/x86_64-linux-gnu/libc.so.6+0x36f36)
#8 0x0000557f1b6e349d clang::Type::isConstantSizeType() const
(/scratch/software/clang-trunk/bin/clang-13+0x6c4549d)
#9 0x0000557f18a606a9
clang::CodeGen::CodeGenModule::getOrCreateStaticVarDecl(clang::VarDecl const&,
llvm::GlobalValue::LinkageTypes)
(/scratch/software/clang-trunk/bin/clang-13+0x3fc26a9)
#10 0x0000557f18a615d4
clang::CodeGen::CodeGenFunction::EmitStaticVarDecl(clang::VarDecl const&,
llvm::GlobalValue::LinkageTypes)
(/scratch/software/clang-trunk/bin/clang-13+0x3fc35d4)
#11 0x0000557f18a65e30
clang::CodeGen::CodeGenFunction::EmitVarDecl(clang::VarDecl const&) (.part.0)
CGDecl.cpp:0:0
#12 0x0000557f18a66240 clang::CodeGen::CodeGenFunction::EmitDecl(clang::Decl
const&) (/scratch/software/clang-trunk/bin/clang-13+0x3fc8240)
#13 0x0000557f1877cdf7
clang::CodeGen::CodeGenFunction::EmitDeclStmt(clang::DeclStmt const&)
(/scratch/software/clang-trunk/bin/clang-13+0x3cdedf7)
#14 0x0000557f1878f7bf
clang::CodeGen::CodeGenFunction::EmitSimpleStmt(clang::Stmt const*,
llvm::ArrayRef<clang::Attr const*>)
(/scratch/software/clang-trunk/bin/clang-13+0x3cf17bf)
#15 0x0000557f18788cac clang::CodeGen::CodeGenFunction::EmitStmt(clang::Stmt
const*, llvm::ArrayRef<clang::Attr const*>)
(/scratch/software/clang-trunk/bin/clang-13+0x3ceacac)
#16 0x0000557f1878f0bc
clang::CodeGen::CodeGenFunction::EmitCompoundStmtWithoutScope(clang::CompoundStmt
const&, bool, clang::CodeGen::AggValueSlot)
(/scratch/software/clang-trunk/bin/clang-13+0x3cf10bc)
#17 0x0000557f187e6501
clang::CodeGen::CodeGenFunction::EmitFunctionBody(clang::Stmt const*)
(/scratch/software/clang-trunk/bin/clang-13+0x3d48501)
#18 0x0000557f187f7d5c
clang::CodeGen::CodeGenFunction::GenerateCode(clang::GlobalDecl,
llvm::Function*, clang::CodeGen::CGFunctionInfo const&)
(/scratch/software/clang-trunk/bin/clang-13+0x3d59d5c)
#19 0x0000557f188513f6
clang::CodeGen::CodeGenModule::EmitGlobalFunctionDefinition(clang::GlobalDecl,
llvm::GlobalValue*) (/scratch/software/clang-trunk/bin/clang-13+0x3db33f6)
#20 0x0000557f1884cf45
clang::CodeGen::CodeGenModule::EmitGlobalDefinition(clang::GlobalDecl,
llvm::GlobalValue*) (/scratch/software/clang-trunk/bin/clang-13+0x3daef45)
#21 0x0000557f1884d3ab
clang::CodeGen::CodeGenModule::EmitGlobal(clang::GlobalDecl)
(/scratch/software/clang-trunk/bin/clang-13+0x3daf3ab)
#22 0x0000557f18855e62
clang::CodeGen::CodeGenModule::EmitTopLevelDecl(clang::Decl*) (.part.0)
CodeGenModule.cpp:0:0
#23 0x0000557f195587e9 (anonymous
namespace)::CodeGeneratorImpl::HandleTopLevelDecl(clang::DeclGroupRef)
ModuleBuilder.cpp:0:0
#24 0x0000557f1954a9d0
clang::BackendConsumer::HandleTopLevelDecl(clang::DeclGroupRef)
(/scratch/software/clang-trunk/bin/clang-13+0x4aac9d0)
#25 0x0000557f1a60e2b4 clang::ParseAST(clang::Sema&, bool, bool)
(/scratch/software/clang-trunk/bin/clang-13+0x5b702b4)
#26 0x0000557f19555968 clang::CodeGenAction::ExecuteAction()
(/scratch/software/clang-trunk/bin/clang-13+0x4ab7968)
#27 0x0000557f18e05599 clang::FrontendAction::Execute()
(/scratch/software/clang-trunk/bin/clang-13+0x4367599)
#28 0x0000557f18d987e6
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&)
(/scratch/software/clang-trunk/bin/clang-13+0x42fa7e6)
#29 0x0000557f18ee3480
clang::ExecuteCompilerInvocation(clang::CompilerInstance*)
(/scratch/software/clang-trunk/bin/clang-13+0x4445480)
#30 0x0000557f15d03696 cc1_main(llvm::ArrayRef<char const*>, char const*,
void*) (/scratch/software/clang-trunk/bin/clang-13+0x1265696)
#31 0x0000557f15cff9d8 ExecuteCC1Tool(llvm::SmallVectorImpl<char const*>&)
driver.cpp:0:0
#32 0x0000557f15c2d0e6 main
(/scratch/software/clang-trunk/bin/clang-13+0x118f0e6)
#33 0x00007f9d7ba7c0b3 __libc_start_main
/build/glibc-ZN95T4/glibc-2.31/csu/../csu/libc-start.c:342:3
#34 0x0000557f15cff54e _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-4baae5.c
clang-13: note: diagnostic msg: /tmp/mutant-4baae5.sh
clang-13: note: diagnostic msg:
********************
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