[llvm-bugs] [Bug 51586] New: ICE on valid code (Heisenbug): clang::DeclContext::removeDecl(clang::Decl*): Assertion `I && "decl not found in linked list"' failed.
via llvm-bugs
llvm-bugs at lists.llvm.org
Mon Aug 23 08:22:29 PDT 2021
https://bugs.llvm.org/show_bug.cgi?id=51586
Bug ID: 51586
Summary: ICE on valid code (Heisenbug):
clang::DeclContext::removeDecl(clang::Decl*):
Assertion `I && "decl not found in linked list"'
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
The bug is non-deterministic, and you might need to run the test multiple times
to reproduce it.
$ clang-trunk -v
clang version 14.0.0 (https://github.com/llvm/llvm-project.git
2c6ffb4eb20a2598148fdcc819e62f856ccaa373)
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
#include <immintrin.h>
avx512f_test(struct S2 { enum { One = 1, Two }; }) {}
$ clang-trunk mutant.c
mutant.c:2:21: warning: declaration of 'struct S2' will not be visible outside
of this function [-Wvisibility]
avx512f_test(struct S2 { enum { One = 1, Two }; }) {}
^
mutant.c:2:26: warning: declaration of 'enum S2::(unnamed at mutant.c:2:26)'
will not be visible outside of this function [-Wvisibility]
avx512f_test(struct S2 { enum { One = 1, Two }; }) {}
^
mutant.c:2:1: warning: type specifier missing, defaults to 'int'
[-Wimplicit-int]
avx512f_test(struct S2 { enum { One = 1, Two }; }) {}
^
clang-14:
/tmp/tmp.3UVJ8ItY1w-clang-builder/llvm-project/clang/lib/AST/DeclBase.cpp:1496:
void clang::DeclContext::removeDecl(clang::Decl*): Assertion `I && "decl not
found in linked list"' 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-14 -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_20210819_194308_0502/delta/perses_result
-resource-dir /scratch/software/clang-trunk/lib/clang/14.0.0 -c-isystem .
-c-isystem /usr/local/include/cmsith -internal-isystem
/scratch/software/clang-trunk/lib/clang/14.0.0/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/temp_testing_campaigns/default_finding_folder_c/crash_20210819_194308_0502/delta/perses_result
-ferror-limit 19 -fgnuc-version=4.2.1 -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1
-o /tmp/mutant-dbdd46.o -x c mutant.c
1. mutant.c:2:52: current parser token '{'
#0 0x0000556132f71314 PrintStackTraceSignalHandler(void*) Signals.cpp:0:0
#1 0x0000556132f6ea2e SignalHandler(int) Signals.cpp:0:0
#2 0x00007f49cc00c3c0 __restore_rt
(/lib/x86_64-linux-gnu/libpthread.so.0+0x153c0)
#3 0x00007f49cbaab18b raise
/build/glibc-ZN95T4/glibc-2.31/signal/../sysdeps/unix/sysv/linux/raise.c:51:1
#4 0x00007f49cba8a859 abort /build/glibc-ZN95T4/glibc-2.31/stdlib/abort.c:81:7
#5 0x00007f49cba8a729 get_sysdep_segment_value
/build/glibc-ZN95T4/glibc-2.31/intl/loadmsgcat.c:509:8
#6 0x00007f49cba8a729 _nl_load_domain
/build/glibc-ZN95T4/glibc-2.31/intl/loadmsgcat.c:970:34
#7 0x00007f49cba9bf36 (/lib/x86_64-linux-gnu/libc.so.6+0x36f36)
#8 0x0000556136033432 clang::DeclContext::removeDecl(clang::Decl*)
(/scratch/software/clang-trunk/bin/clang-14+0x6c7c432)
#9 0x00005561354d9665 clang::Sema::ActOnFunctionDeclarator(clang::Scope*,
clang::Declarator&, clang::DeclContext*, clang::TypeSourceInfo*,
clang::LookupResult&, llvm::MutableArrayRef<clang::TemplateParameterList*>,
bool&) (/scratch/software/clang-trunk/bin/clang-14+0x6122665)
#10 0x00005561354dd751 clang::Sema::HandleDeclarator(clang::Scope*,
clang::Declarator&, llvm::MutableArrayRef<clang::TemplateParameterList*>)
(/scratch/software/clang-trunk/bin/clang-14+0x6126751)
#11 0x00005561354de357 clang::Sema::ActOnStartOfFunctionDef(clang::Scope*,
clang::Declarator&, llvm::MutableArrayRef<clang::TemplateParameterList*>,
clang::Sema::SkipBodyInfo*)
(/scratch/software/clang-trunk/bin/clang-14+0x6127357)
#12 0x000055613520482f
clang::Parser::ParseFunctionDefinition(clang::ParsingDeclarator&,
clang::Parser::ParsedTemplateInfo const&, clang::Parser::LateParsedAttrList*)
(/scratch/software/clang-trunk/bin/clang-14+0x5e4d82f)
#13 0x0000556135231800 clang::Parser::ParseDeclGroup(clang::ParsingDeclSpec&,
clang::DeclaratorContext, clang::SourceLocation*, clang::Parser::ForRangeInit*)
(/scratch/software/clang-trunk/bin/clang-14+0x5e7a800)
#14 0x00005561351ff3f6
clang::Parser::ParseDeclOrFunctionDefInternal(clang::ParsedAttributesWithRange&,
clang::ParsingDeclSpec&, clang::AccessSpecifier)
(/scratch/software/clang-trunk/bin/clang-14+0x5e483f6)
#15 0x00005561351ff9e1
clang::Parser::ParseDeclarationOrFunctionDefinition(clang::ParsedAttributesWithRange&,
clang::ParsingDeclSpec*, clang::AccessSpecifier) (.part.0) Parser.cpp:0:0
#16 0x0000556135206207
clang::Parser::ParseExternalDeclaration(clang::ParsedAttributesWithRange&,
clang::ParsingDeclSpec*) (/scratch/software/clang-trunk/bin/clang-14+0x5e4f207)
#17 0x000055613520779e
clang::Parser::ParseTopLevelDecl(clang::OpaquePtr<clang::DeclGroupRef>&, bool)
(/scratch/software/clang-trunk/bin/clang-14+0x5e5079e)
#18 0x00005561351f9f79 clang::ParseAST(clang::Sema&, bool, bool)
(/scratch/software/clang-trunk/bin/clang-14+0x5e42f79)
#19 0x000055613411a0a8 clang::CodeGenAction::ExecuteAction()
(/scratch/software/clang-trunk/bin/clang-14+0x4d630a8)
#20 0x00005561339ae899 clang::FrontendAction::Execute()
(/scratch/software/clang-trunk/bin/clang-14+0x45f7899)
#21 0x0000556133943fae
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&)
(/scratch/software/clang-trunk/bin/clang-14+0x458cfae)
#22 0x0000556133a8d770
clang::ExecuteCompilerInvocation(clang::CompilerInstance*)
(/scratch/software/clang-trunk/bin/clang-14+0x46d6770)
#23 0x0000556130783dad cc1_main(llvm::ArrayRef<char const*>, char const*,
void*) (/scratch/software/clang-trunk/bin/clang-14+0x13ccdad)
#24 0x00005561307800f8 ExecuteCC1Tool(llvm::SmallVectorImpl<char const*>&)
driver.cpp:0:0
#25 0x00005561306a7f59 main
(/scratch/software/clang-trunk/bin/clang-14+0x12f0f59)
#26 0x00007f49cba8c0b3 __libc_start_main
/build/glibc-ZN95T4/glibc-2.31/csu/../csu/libc-start.c:342:3
#27 0x000055613077fc6e _start
(/scratch/software/clang-trunk/bin/clang-14+0x13c8c6e)
clang-14: error: unable to execute command: Aborted (core dumped)
clang-14: error: clang frontend command failed due to signal (use -v to see
invocation)
clang version 14.0.0 (https://github.com/llvm/llvm-project.git
2c6ffb4eb20a2598148fdcc819e62f856ccaa373)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /home/cnsun/usr/bin
clang-14: note: diagnostic msg:
********************
PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
clang-14: note: diagnostic msg: /tmp/mutant-9cd720.c
clang-14: note: diagnostic msg: /tmp/mutant-9cd720.sh
clang-14: note: diagnostic msg:
********************
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