[llvm-bugs] [Bug 50848] New: ICE: Assertion `(Previous.empty() || llvm::any_of(Previous, [](const NamedDecl *ND) { return ND->hasAttr<OverloadableAttr>(); })) && "Non-redecls shouldn't happen without overloadable present"' failed.
via llvm-bugs
llvm-bugs at lists.llvm.org
Thu Jun 24 16:01:10 PDT 2021
https://bugs.llvm.org/show_bug.cgi?id=50848
Bug ID: 50848
Summary: ICE: Assertion `(Previous.empty() ||
llvm::any_of(Previous, [](const NamedDecl *ND) {
return ND->hasAttr<OverloadableAttr>(); })) &&
"Non-redecls shouldn't happen without overloadable
present"' failed.
Product: clang
Version: trunk
Hardware: PC
OS: All
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
24d48d45cc302a6abeab139d87ba87f7a2335323)
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
__attribute__((target("sse4.2"))) foo(int) {}
__attribute__((target("arch=sandybridge"))) foo(int);
foo(unsigned) {}
$ clang-trunk mutant.c
mutant.c:1:35: warning: type specifier missing, defaults to 'int'
[-Wimplicit-int]
__attribute__((target("sse4.2"))) foo(int) {}
^
mutant.c:1:42: warning: omitting the parameter name in a function definition is
a C2x extension [-Wc2x-extensions]
__attribute__((target("sse4.2"))) foo(int) {}
^
mutant.c:1:45: warning: non-void function does not return a value
[-Wreturn-type]
__attribute__((target("sse4.2"))) foo(int) {}
^
mutant.c:2:45: warning: type specifier missing, defaults to 'int'
[-Wimplicit-int]
__attribute__((target("arch=sandybridge"))) foo(int);
^
mutant.c:3:1: warning: type specifier missing, defaults to 'int'
[-Wimplicit-int]
foo(unsigned) {}
^
clang-13:
/tmp/tmp.nPuVKAIgXI-clang-builder/llvm-project/clang/lib/Sema/SemaDecl.cpp:10974:
bool clang::Sema::CheckFunctionDeclaration(clang::Scope*, clang::FunctionDecl*,
clang::LookupResult&, bool): Assertion `(Previous.empty() ||
llvm::any_of(Previous, [](const NamedDecl *ND) { return
ND->hasAttr<OverloadableAttr>(); })) && "Non-redecls shouldn't happen without
overloadable present"' 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_20210623_042516_0004/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_20210623_042516_0004/delta/perses_result
-ferror-limit 19 -fgnuc-version=4.2.1 -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1
-o /tmp/mutant-9e265a.o -x c mutant.c
1. mutant.c:3:15: current parser token '{'
#0 0x00005621289bf274 PrintStackTraceSignalHandler(void*) Signals.cpp:0:0
#1 0x00005621289bca2e SignalHandler(int) Signals.cpp:0:0
#2 0x00007fcbfee0f3c0 __restore_rt
(/lib/x86_64-linux-gnu/libpthread.so.0+0x153c0)
#3 0x00007fcbfe8ae18b raise
/build/glibc-ZN95T4/glibc-2.31/signal/../sysdeps/unix/sysv/linux/raise.c:51:1
#4 0x00007fcbfe88d859 abort /build/glibc-ZN95T4/glibc-2.31/stdlib/abort.c:81:7
#5 0x00007fcbfe88d729 get_sysdep_segment_value
/build/glibc-ZN95T4/glibc-2.31/intl/loadmsgcat.c:509:8
#6 0x00007fcbfe88d729 _nl_load_domain
/build/glibc-ZN95T4/glibc-2.31/intl/loadmsgcat.c:970:34
#7 0x00007fcbfe89ef36 (/lib/x86_64-linux-gnu/libc.so.6+0x36f36)
#8 0x000056212aeaab0b clang::Sema::CheckFunctionDeclaration(clang::Scope*,
clang::FunctionDecl*, clang::LookupResult&, bool)
(/scratch/software/clang-trunk/bin/clang-13+0x5e3bb0b)
#9 0x000056212aeb0601 clang::Sema::ActOnFunctionDeclarator(clang::Scope*,
clang::Declarator&, clang::DeclContext*, clang::TypeSourceInfo*,
clang::LookupResult&, llvm::MutableArrayRef<clang::TemplateParameterList*>,
bool&) (/scratch/software/clang-trunk/bin/clang-13+0x5e41601)
#10 0x000056212aeb4011 clang::Sema::HandleDeclarator(clang::Scope*,
clang::Declarator&, llvm::MutableArrayRef<clang::TemplateParameterList*>)
(/scratch/software/clang-trunk/bin/clang-13+0x5e45011)
#11 0x000056212aeb4c17 clang::Sema::ActOnStartOfFunctionDef(clang::Scope*,
clang::Declarator&, llvm::MutableArrayRef<clang::TemplateParameterList*>,
clang::Sema::SkipBodyInfo*)
(/scratch/software/clang-trunk/bin/clang-13+0x5e45c17)
#12 0x000056212abdf48f
clang::Parser::ParseFunctionDefinition(clang::ParsingDeclarator&,
clang::Parser::ParsedTemplateInfo const&, clang::Parser::LateParsedAttrList*)
(/scratch/software/clang-trunk/bin/clang-13+0x5b7048f)
#13 0x000056212ac0c1c0 clang::Parser::ParseDeclGroup(clang::ParsingDeclSpec&,
clang::DeclaratorContext, clang::SourceLocation*, clang::Parser::ForRangeInit*)
(/scratch/software/clang-trunk/bin/clang-13+0x5b9d1c0)
#14 0x000056212abda066
clang::Parser::ParseDeclOrFunctionDefInternal(clang::ParsedAttributesWithRange&,
clang::ParsingDeclSpec&, clang::AccessSpecifier)
(/scratch/software/clang-trunk/bin/clang-13+0x5b6b066)
#15 0x000056212abda651
clang::Parser::ParseDeclarationOrFunctionDefinition(clang::ParsedAttributesWithRange&,
clang::ParsingDeclSpec*, clang::AccessSpecifier) (.part.0) Parser.cpp:0:0
#16 0x000056212abe0e57
clang::Parser::ParseExternalDeclaration(clang::ParsedAttributesWithRange&,
clang::ParsingDeclSpec*) (/scratch/software/clang-trunk/bin/clang-13+0x5b71e57)
#17 0x000056212abe23ee
clang::Parser::ParseTopLevelDecl(clang::OpaquePtr<clang::DeclGroupRef>&, bool)
(/scratch/software/clang-trunk/bin/clang-13+0x5b733ee)
#18 0x000056212abd4c39 clang::ParseAST(clang::Sema&, bool, bool)
(/scratch/software/clang-trunk/bin/clang-13+0x5b65c39)
#19 0x0000562129b1bf98 clang::CodeGenAction::ExecuteAction()
(/scratch/software/clang-trunk/bin/clang-13+0x4aacf98)
#20 0x00005621293cae79 clang::FrontendAction::Execute()
(/scratch/software/clang-trunk/bin/clang-13+0x435be79)
#21 0x000056212935e0c6
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&)
(/scratch/software/clang-trunk/bin/clang-13+0x42ef0c6)
#22 0x00005621294a8d00
clang::ExecuteCompilerInvocation(clang::CompilerInstance*)
(/scratch/software/clang-trunk/bin/clang-13+0x4439d00)
#23 0x00005621262cfb06 cc1_main(llvm::ArrayRef<char const*>, char const*,
void*) (/scratch/software/clang-trunk/bin/clang-13+0x1260b06)
#24 0x00005621262cbe48 ExecuteCC1Tool(llvm::SmallVectorImpl<char const*>&)
driver.cpp:0:0
#25 0x00005621261f90c6 main
(/scratch/software/clang-trunk/bin/clang-13+0x118a0c6)
#26 0x00007fcbfe88f0b3 __libc_start_main
/build/glibc-ZN95T4/glibc-2.31/csu/../csu/libc-start.c:342:3
#27 0x00005621262cb9be _start
(/scratch/software/clang-trunk/bin/clang-13+0x125c9be)
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
24d48d45cc302a6abeab139d87ba87f7a2335323)
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-720ba0.c
clang-13: note: diagnostic msg: /tmp/mutant-720ba0.sh
clang-13: note: diagnostic msg:
********************
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