[llvm-bugs] [Bug 47197] New: Clang crashed in /clang/include/clang/AST/DeclCXX.h:854: void clang::CXXRecordDecl::setImplicitDestructorIsDeleted(): Assertion `(data().DefaultedDestructorIsDeleted || needsOverloadResolutionForDestructor()) && "destructor should not be deleted"' failed
via llvm-bugs
llvm-bugs at lists.llvm.org
Sun Aug 16 19:41:45 PDT 2020
https://bugs.llvm.org/show_bug.cgi?id=47197
Bug ID: 47197
Summary: Clang crashed in
/clang/include/clang/AST/DeclCXX.h:854: void
clang::CXXRecordDecl::setImplicitDestructorIsDeleted()
: Assertion `(data().DefaultedDestructorIsDeleted ||
needsOverloadResolutionForDestructor()) && "destructor
should not be deleted"' failed
Product: clang
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Keywords: crash-on-invalid
Severity: normal
Priority: P
Component: Frontend
Assignee: unassignedclangbugs at nondot.org
Reporter: haoxintu at gmail.com
CC: llvm-bugs at lists.llvm.org, neeilans at live.com,
richard-llvm at metafoo.co.uk
Hi, all.
This invalid code makes Clang-trunk crashed, while Clang-10 or other released
versions perform well.
Input:
//small.cc
class a {
::*~a();
};
struct : virtual a{};
Command:
clang++ small.cc
Output:
small.cc:2:5: error: 'type name' does not point into a class
::*~a();
^~
clang-12:
/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/clang/include/clang/AST/DeclCXX.h:854:
void clang::CXXRecordDecl::setImplicitDestructorIsDeleted(): Assertion
`(data().DefaultedDestructorIsDeleted ||
needsOverloadResolutionForDestructor()) && "destructor should not be deleted"'
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:
/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/bin/clang-12
-cc1 -triple x86_64-unknown-linux-gnu -emit-obj -mrelax-all -disable-free
-main-file-name small.cc -mrelocation-model static -mframe-pointer=all
-fmath-errno -fno-rounding-math -mconstructor-aliases -munwind-tables
-target-cpu x86-64 -fno-split-dwarf-inlining -debugger-tuning=gdb -resource-dir
/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/lib/clang/12.0.0
-internal-isystem
/usr/lib/gcc/x86_64-linux-gnu/5.4.0/../../../../include/c++/5.4.0
-internal-isystem
/usr/lib/gcc/x86_64-linux-gnu/5.4.0/../../../../include/x86_64-linux-gnu/c++/5.4.0
-internal-isystem
/usr/lib/gcc/x86_64-linux-gnu/5.4.0/../../../../include/x86_64-linux-gnu/c++/5.4.0
-internal-isystem
/usr/lib/gcc/x86_64-linux-gnu/5.4.0/../../../../include/c++/5.4.0/backward
-internal-isystem /usr/local/include -internal-isystem
/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/lib/clang/12.0.0/include
-internal-externc-isystem /usr/include/x86_64-linux-gnu
-internal-externc-isystem /include -internal-externc-isystem /usr/include
-fdeprecated-macro -fdebug-compilation-dir /home/haoxin/test -ferror-limit 19
-fgnuc-version=4.2.1 -fcxx-exceptions -fexceptions -fcolor-diagnostics
-faddrsig -o /tmp/small-2f40dd.o -x c++ small.cc
1. small.cc:4:21: current parser token ';'
2. small.cc:4:1: parsing struct/union/class body '(anonymous)'
#0 0x0000000002758f44 PrintStackTraceSignalHandler(void*)
(/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/bin/clang-12+0x2758f44)
#1 0x0000000002756b4e llvm::sys::RunSignalHandlers()
(/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/bin/clang-12+0x2756b4e)
#2 0x0000000002759265 SignalHandler(int)
(/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/bin/clang-12+0x2759265)
#3 0x00007fa8cb6c6390 __restore_rt
(/lib/x86_64-linux-gnu/libpthread.so.0+0x11390)
#4 0x00007fa8ca230438 raise
/build/glibc-e6zv40/glibc-2.23/signal/../sysdeps/unix/sysv/linux/raise.c:54:0
#5 0x00007fa8ca23203a abort /build/glibc-e6zv40/glibc-2.23/stdlib/abort.c:91:0
#6 0x00007fa8ca228be7 __assert_fail_base
/build/glibc-e6zv40/glibc-2.23/assert/assert.c:92:0
#7 0x00007fa8ca228c92 (/lib/x86_64-linux-gnu/libc.so.6+0x2dc92)
#8 0x00000000042315b3
(/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/bin/clang-12+0x42315b3)
#9 0x00000000042c0d6f
clang::Sema::ActOnFinishCXXMemberSpecification(clang::Scope*,
clang::SourceLocation, clang::Decl*, clang::SourceLocation,
clang::SourceLocation, clang::ParsedAttributesView const&)
(/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/bin/clang-12+0x42c0d6f)
#10 0x0000000003ffe694
clang::Parser::ParseCXXMemberSpecification(clang::SourceLocation,
clang::SourceLocation, clang::Parser::ParsedAttributesWithRange&, unsigned int,
clang::Decl*)
(/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/bin/clang-12+0x3ffe694)
#11 0x0000000003ffc1d1
clang::Parser::ParseClassSpecifier(clang::tok::TokenKind,
clang::SourceLocation, clang::DeclSpec&, clang::Parser::ParsedTemplateInfo
const&, clang::AccessSpecifier, bool, clang::Parser::DeclSpecContext,
clang::Parser::ParsedAttributesWithRange&)
(/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/bin/clang-12+0x3ffc1d1)
#12 0x0000000003fdc53a
clang::Parser::ParseDeclarationSpecifiers(clang::DeclSpec&,
clang::Parser::ParsedTemplateInfo const&, clang::AccessSpecifier,
clang::Parser::DeclSpecContext, clang::Parser::LateParsedAttrList*)
(/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/bin/clang-12+0x3fdc53a)
#13 0x0000000003fc53fa
clang::Parser::ParseDeclOrFunctionDefInternal(clang::Parser::ParsedAttributesWithRange&,
clang::ParsingDeclSpec&, clang::AccessSpecifier)
(/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/bin/clang-12+0x3fc53fa)
#14 0x0000000003fc5125
clang::Parser::ParseDeclarationOrFunctionDefinition(clang::Parser::ParsedAttributesWithRange&,
clang::ParsingDeclSpec*, clang::AccessSpecifier)
(/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/bin/clang-12+0x3fc5125)
#15 0x0000000003fc3f0f
clang::Parser::ParseExternalDeclaration(clang::Parser::ParsedAttributesWithRange&,
clang::ParsingDeclSpec*)
(/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/bin/clang-12+0x3fc3f0f)
#16 0x0000000003fc1f7d
clang::Parser::ParseTopLevelDecl(clang::OpaquePtr<clang::DeclGroupRef>&, bool)
(/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/bin/clang-12+0x3fc1f7d)
#17 0x0000000003fbd29d clang::ParseAST(clang::Sema&, bool, bool)
(/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/bin/clang-12+0x3fbd29d)
#18 0x0000000002f2a393 clang::FrontendAction::Execute()
(/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/bin/clang-12+0x2f2a393)
#19 0x0000000002ec4ea3
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&)
(/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/bin/clang-12+0x2ec4ea3)
#20 0x0000000002fd43b2
clang::ExecuteCompilerInvocation(clang::CompilerInstance*)
(/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/bin/clang-12+0x2fd43b2)
#21 0x0000000000983453 cc1_main(llvm::ArrayRef<char const*>, char const*,
void*)
(/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/bin/clang-12+0x983453)
#22 0x00000000009818ec ExecuteCC1Tool(llvm::SmallVectorImpl<char const*>&)
(/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/bin/clang-12+0x9818ec)
#23 0x0000000000981594 main
(/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/bin/clang-12+0x981594)
#24 0x00007fa8ca21b840 __libc_start_main
/build/glibc-e6zv40/glibc-2.23/csu/../csu/libc-start.c:325:0
#25 0x000000000097e5a9 _start
(/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/bin/clang-12+0x97e5a9)
clang-12: error: unable to execute command: Aborted (core dumped)
clang-12: error: clang frontend command failed due to signal (use -v to see
invocation)
clang version 12.0.0
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir:
/home/haoxin/corpus-compilers/llvm-trunk/llvm-project-master/build/bin
clang-12: note: diagnostic msg:
********************
PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
clang-12: note: diagnostic msg: /tmp/small-9fcaef.cpp
clang-12: note: diagnostic msg: /tmp/small-9fcaef.sh
clang-12: note: diagnostic msg:
********************
Best,
Haoxin
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