[llvm-bugs] [Bug 28869] New: crash on invalid C++ code on x86_64-linux-gnu (Assertion `NewArgs.empty() && "no parens or braces but have direct init with arguments?"' failed.)
via llvm-bugs
llvm-bugs at lists.llvm.org
Fri Aug 5 05:49:25 PDT 2016
https://llvm.org/bugs/show_bug.cgi?id=28869
Bug ID: 28869
Summary: crash on invalid C++ code on x86_64-linux-gnu
(Assertion `NewArgs.empty() && "no parens or braces
but have direct init with arguments?"' failed.)
Product: clang
Version: trunk
Hardware: PC
OS: All
Status: NEW
Severity: normal
Priority: P
Component: C++
Assignee: unassignedclangbugs at nondot.org
Reporter: chengniansun at gmail.com
CC: dgregor at apple.com, llvm-bugs at lists.llvm.org
Classification: Unclassified
$ clang++-trunk -v
clang version 4.0.0 (trunk 277732)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /usr/bin
Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/4.8
Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/4.8.4
Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/4.9
Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/4.9.3
Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/5
Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/5.4.0
Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/6
Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/6.1.1
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/4.8
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/4.8.4
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/4.9
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/4.9.3
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/5
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/5.4.0
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/6
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/6.1.1
Selected GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/6.1.1
Candidate multilib: .;@m64
Candidate multilib: 32;@m32
Candidate multilib: x32;@mx32
Selected multilib: .;@m64
$ clang++-trunk small.C
small.C:8:16: error: expected ')'
A a ( 1;
^
small.C:8:13: note: to match this '('
A a ( 1;
^
clang-4.0:
/tmp/llvm-builder/llvm-source-trunk/tools/clang/lib/Sema/TreeTransform.h:3279:
clang::ExprResult
clang::TreeTransform<Derived>::TransformInitializer(clang::Expr*, bool) [with
Derived = {anonymous}::TemplateInstantiator; clang::ExprResult =
clang::ActionResult<clang::Expr*>]: Assertion `NewArgs.empty() && "no parens or
braces but have direct init with arguments?"' failed.
#0 0x0000000001b7d425 llvm::sys::PrintStackTrace(llvm::raw_ostream&)
(/usr/local/clang-trunk/bin/clang-4.0+0x1b7d425)
#1 0x0000000001b7b14e llvm::sys::RunSignalHandlers()
(/usr/local/clang-trunk/bin/clang-4.0+0x1b7b14e)
#2 0x0000000001b7b2b2 SignalHandler(int)
(/usr/local/clang-trunk/bin/clang-4.0+0x1b7b2b2)
#3 0x00007fd4a48a7ed0 __restore_rt
(/lib/x86_64-linux-gnu/libpthread.so.0+0x10ed0)
#4 0x00007fd4a343c1c8 gsignal (/lib/x86_64-linux-gnu/libc.so.6+0x331c8)
#5 0x00007fd4a343d64a abort (/lib/x86_64-linux-gnu/libc.so.6+0x3464a)
#6 0x00007fd4a3435107 (/lib/x86_64-linux-gnu/libc.so.6+0x2c107)
#7 0x00007fd4a34351b2 (/lib/x86_64-linux-gnu/libc.so.6+0x2c1b2)
#8 0x0000000002b9748d clang::TreeTransform<(anonymous
namespace)::TemplateInstantiator>::TransformInitializer(clang::Expr*, bool)
(/usr/local/clang-trunk/bin/clang-4.0+0x2b9748d)
#9 0x0000000002b97654 clang::Sema::SubstInitializer(clang::Expr*,
clang::MultiLevelTemplateArgumentList const&, bool)
(/usr/local/clang-trunk/bin/clang-4.0+0x2b97654)
#10 0x0000000002bbebbd
clang::Sema::InstantiateVariableInitializer(clang::VarDecl*, clang::VarDecl*,
clang::MultiLevelTemplateArgumentList const&)
(/usr/local/clang-trunk/bin/clang-4.0+0x2bbebbd)
#11 0x0000000002bc9a43 clang::Sema::BuildVariableInstantiation(clang::VarDecl*,
clang::VarDecl*, clang::MultiLevelTemplateArgumentList const&,
llvm::SmallVector<clang::Sema::LateInstantiatedAttribute, 16u>*,
clang::DeclContext*, clang::LocalInstantiationScope*, bool)
(/usr/local/clang-trunk/bin/clang-4.0+0x2bc9a43)
#12 0x0000000002bc9e97
clang::TemplateDeclInstantiator::VisitVarDecl(clang::VarDecl*, bool)
(/usr/local/clang-trunk/bin/clang-4.0+0x2bc9e97)
#13 0x0000000002bcca42 clang::Sema::SubstDecl(clang::Decl*,
clang::DeclContext*, clang::MultiLevelTemplateArgumentList const&)
(/usr/local/clang-trunk/bin/clang-4.0+0x2bcca42)
#14 0x0000000002b925a8 clang::TreeTransform<(anonymous
namespace)::TemplateInstantiator>::TransformDeclStmt(clang::DeclStmt*)
(/usr/local/clang-trunk/bin/clang-4.0+0x2b925a8)
#15 0x0000000002bb6a13 clang::TreeTransform<(anonymous
namespace)::TemplateInstantiator>::TransformStmt(clang::Stmt*)
(/usr/local/clang-trunk/bin/clang-4.0+0x2bb6a13)
#16 0x0000000002bb843c clang::TreeTransform<(anonymous
namespace)::TemplateInstantiator>::TransformCompoundStmt(clang::CompoundStmt*,
bool) (/usr/local/clang-trunk/bin/clang-4.0+0x2bb843c)
#17 0x0000000002bb857b clang::TreeTransform<(anonymous
namespace)::TemplateInstantiator>::TransformCompoundStmt(clang::CompoundStmt*)
(/usr/local/clang-trunk/bin/clang-4.0+0x2bb857b)
#18 0x0000000002bb69f3 clang::TreeTransform<(anonymous
namespace)::TemplateInstantiator>::TransformStmt(clang::Stmt*)
(/usr/local/clang-trunk/bin/clang-4.0+0x2bb69f3)
#19 0x0000000002bbaf18 clang::Sema::SubstStmt(clang::Stmt*,
clang::MultiLevelTemplateArgumentList const&)
(/usr/local/clang-trunk/bin/clang-4.0+0x2bbaf18)
#20 0x0000000002bcedd7
clang::Sema::InstantiateFunctionDefinition(clang::SourceLocation,
clang::FunctionDecl*, bool, bool, bool)
(/usr/local/clang-trunk/bin/clang-4.0+0x2bcedd7)
#21 0x0000000002bcdadb clang::Sema::PerformPendingInstantiations(bool)
(/usr/local/clang-trunk/bin/clang-4.0+0x2bcdadb)
#22 0x00000000027dca62 clang::Sema::ActOnEndOfTranslationUnit()
(/usr/local/clang-trunk/bin/clang-4.0+0x27dca62)
#23 0x00000000025fb605
clang::Parser::ParseTopLevelDecl(clang::OpaquePtr<clang::DeclGroupRef>&)
(/usr/local/clang-trunk/bin/clang-4.0+0x25fb605)
#24 0x00000000025f0d0b clang::ParseAST(clang::Sema&, bool, bool)
(/usr/local/clang-trunk/bin/clang-4.0+0x25f0d0b)
#25 0x00000000022d9667 clang::CodeGenAction::ExecuteAction()
(/usr/local/clang-trunk/bin/clang-4.0+0x22d9667)
#26 0x0000000001fff7a6 clang::FrontendAction::Execute()
(/usr/local/clang-trunk/bin/clang-4.0+0x1fff7a6)
#27 0x0000000001fd3836
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&)
(/usr/local/clang-trunk/bin/clang-4.0+0x1fd3836)
#28 0x0000000002083f47
clang::ExecuteCompilerInvocation(clang::CompilerInstance*)
(/usr/local/clang-trunk/bin/clang-4.0+0x2083f47)
#29 0x0000000000941778 cc1_main(llvm::ArrayRef<char const*>, char const*,
void*) (/usr/local/clang-trunk/bin/clang-4.0+0x941778)
#30 0x00000000008deb60 main (/usr/local/clang-trunk/bin/clang-4.0+0x8deb60)
#31 0x00007fd4a3429730 __libc_start_main
(/lib/x86_64-linux-gnu/libc.so.6+0x20730)
#32 0x000000000093dff9 _start (/usr/local/clang-trunk/bin/clang-4.0+0x93dff9)
Stack dump:
0. Program arguments: /usr/local/clang-trunk/bin/clang-4.0 -cc1 -triple
x86_64-unknown-linux-gnu -emit-obj -mrelax-all -disable-free -main-file-name
small.C -mrelocation-model static -mthread-model posix -mdisable-fp-elim
-fmath-errno -masm-verbose -mconstructor-aliases -munwind-tables
-fuse-init-array -target-cpu x86-64 -dwarf-column-info -debugger-tuning=gdb
-resource-dir /usr/local/clang-trunk/bin/../lib/clang/4.0.0 -c-isystem .
-c-isystem /usr/local/include/csmith -internal-isystem
/usr/bin/../lib/gcc/x86_64-linux-gnu/6.1.1/../../../../include/c++/6.1.1
-internal-isystem
/usr/bin/../lib/gcc/x86_64-linux-gnu/6.1.1/../../../../include/x86_64-linux-gnu/c++/6.1.1
-internal-isystem
/usr/bin/../lib/gcc/x86_64-linux-gnu/6.1.1/../../../../include/x86_64-linux-gnu/c++/6.1.1
-internal-isystem
/usr/bin/../lib/gcc/x86_64-linux-gnu/6.1.1/../../../../include/c++/6.1.1/backward
-internal-isystem /usr/local/include -internal-isystem
/usr/local/clang-trunk/bin/../lib/clang/4.0.0/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/cnsun/workspace/meta-compiler/error-fuzzer/exp-runs/crash/RandomTokenManipulationFuzzingEngine/20160805-clang++-trunk--O3-c-Weverything-std=c++14-build-051023
-ferror-limit 19 -fmessage-length 135 -fobjc-runtime=gcc -fcxx-exceptions
-fexceptions -fdiagnostics-show-option -fcolor-diagnostics -o
/tmp/small-a4a1cd.o -x c++ small.C
1. <eof> parser at end of file
2. small.C:7:3: instantiating function definition 'B<607>::B'
clang-4.0: error: unable to execute command: Aborted
clang-4.0: error: clang frontend command failed due to signal (use -v to see
invocation)
clang version 4.0.0 (trunk 277732)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /usr/bin
clang-4.0: note: diagnostic msg: PLEASE submit a bug report to
http://llvm.org/bugs/ and include the crash backtrace, preprocessed source, and
associated run script.
clang-4.0: note: diagnostic msg:
********************
PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
clang-4.0: note: diagnostic msg: /tmp/small-d34e5a.cpp
clang-4.0: note: diagnostic msg: /tmp/small-d34e5a.sh
clang-4.0: note: diagnostic msg:
********************
$ cat small.C
class A {
public:
A ( int);
};
template <int> class B {
public:
B() {
A a ( 1;
}
};
class C {
public:
C ( B < 607 >, int);
};
class D {
D() : c(b, int(1)) {}
B<607> b;
C c;
};
$
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