clang: error: unable to execute command: Segmentation fault

[Quuxplusone]

Bugzilla Link	PR15460
Status	NEW
Importance	P normal
Reported by	Tomas (thamos@email.cz)
Reported on	2013-03-06 14:45:02 -0800
Last modified on	2013-03-16 05:09:37 -0700
Version	3.2
Hardware	PC Linux
CC	anton@korobeynikov.info, dgregor@apple.com, llvm-bugs@lists.llvm.org
Fixed by commit(s)
Attachments
Blocks
Blocked by
See also

Clang fails to compile a file. (Exits with segmantation fault)
Error log:

clang++    -c -g -std=c++11 -MMD -MP -MF build/Debug/CLang-Linux-
x86/DoubleKeyHash.o.d -o build/Debug/CLang-Linux-x86/DoubleKeyHash.o
DoubleKeyHash.cpp
0  libLLVM-3.2.so.1 0x00002abb22e332ff
1  libLLVM-3.2.so.1 0x00002abb22e33769
2  libpthread.so.0  0x00002abb2382acb0
3  libLLVM-3.2.so.1 0x00002abb22686b2d
llvm::ComputeValueVTs(llvm::TargetLowering const&, llvm::Type*,
llvm::SmallVectorImpl<llvm::EVT>&, llvm::SmallVectorImpl<unsigned long>*,
unsigned long) + 29
4  libLLVM-3.2.so.1 0x00002abb22daa8f6
llvm::SelectionDAGBuilder::visitExtractValue(llvm::ExtractValueInst const&) +
166
5  libLLVM-3.2.so.1 0x00002abb22d919b4
llvm::SelectionDAGBuilder::visit(unsigned int, llvm::User const&) + 148
6  libLLVM-3.2.so.1 0x00002abb22db5332
llvm::SelectionDAGBuilder::visit(llvm::Instruction const&) + 50
7  libLLVM-3.2.so.1 0x00002abb22dc80c1
llvm::SelectionDAGISel::SelectBasicBlock(llvm::ilist_iterator<llvm::Instruction
const>, llvm::ilist_iterator<llvm::Instruction const>, bool&) + 49
8  libLLVM-3.2.so.1 0x00002abb22dc88a4
llvm::SelectionDAGISel::SelectAllBasicBlocks(llvm::Function const&) + 1860
9  libLLVM-3.2.so.1 0x00002abb22dc9c47
llvm::SelectionDAGISel::runOnMachineFunction(llvm::MachineFunction&) + 423
10 libLLVM-3.2.so.1 0x00002abb228a9edf
llvm::FPPassManager::runOnFunction(llvm::Function&) + 575
11 libLLVM-3.2.so.1 0x00002abb228a9f23
llvm::FPPassManager::runOnModule(llvm::Module&) + 51
12 libLLVM-3.2.so.1 0x00002abb228a9c44
llvm::MPPassManager::runOnModule(llvm::Module&) + 484
13 libLLVM-3.2.so.1 0x00002abb228ad54b
llvm::PassManagerImpl::run(llvm::Module&) + 107
14 clang            0x000000000072536c
clang::EmitBackendOutput(clang::DiagnosticsEngine&, clang::CodeGenOptions
const&, clang::TargetOptions const&, clang::LangOptions const&, llvm::Module*,
clang::BackendAction, llvm::raw_ostream*) + 3436
15 clang            0x00000000007233b2
16 clang            0x0000000000859d5a clang::ParseAST(clang::Sema&, bool,
bool) + 554
17 clang            0x00000000005f51b1 clang::FrontendAction::Execute() + 97
18 clang            0x00000000005dc7ca
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) + 282
19 clang            0x00000000005c6222
clang::ExecuteCompilerInvocation(clang::CompilerInstance*) + 1378
20 clang            0x00000000005c1228 cc1_main(char const**, char const**,
char const*, void*) + 1160
21 clang            0x00000000005c0104 main + 7316
22 libc.so.6        0x00002abb23f7376d __libc_start_main + 237
23 clang            0x00000000005c0c09
Stack dump:
0.  Program arguments: /usr/bin/clang -cc1 -triple x86_64-pc-linux-gnu -emit-obj
-mrelax-all -disable-free -disable-llvm-verifier -main-file-name
DoubleKeyHash.cpp -mrelocation-model static -mdisable-fp-elim -fmath-errno -
masm-verbose -mconstructor-aliases -munwind-tables -fuse-init-array -target-cpu
x86-64 -target-linker-version 2.22.90.20120924 -momit-leaf-frame-pointer -g -
coverage-file /home/tomas/NetBeansProjects/Clang_bug/build/Debug/CLang-Linux-
x86/DoubleKeyHash.o -resource-dir /usr/bin/../lib/clang/3.2 -dependency-file
build/Debug/CLang-Linux-x86/DoubleKeyHash.o.d -MT build/Debug/CLang-Linux-
x86/DoubleKeyHash.o -MP -fmodule-cache-path /var/tmp/clang-module-cache -
internal-isystem /usr/bin/../lib/gcc/x86_64-linux-
gnu/4.7/../../../../include/c++/4.7 -internal-isystem
/usr/bin/../lib/gcc/x86_64-linux-gnu/4.7/../../../../include/c++/4.7/x86_64-
linux-gnu -internal-isystem /usr/bin/../lib/gcc/x86_64-linux-
gnu/4.7/../../../../include/c++/4.7/backward -internal-isystem
/usr/bin/../lib/gcc/x86_64-linux-gnu/4.7/../../../../include/c++ -internal-
isystem /usr/bin/../lib/gcc/x86_64-linux-gnu/4.7/../../../../include/c++/x86_64-
linux-gnu -internal-isystem /usr/bin/../lib/gcc/x86_64-linux-
gnu/4.7/../../../../include/c++/backward -internal-isystem /usr/local/include -
internal-isystem /usr/bin/../lib/clang/3.2/include -internal-isystem
/usr/include/clang/3.2/include/ -internal-externc-isystem /usr/include/x86_64-
linux-gnu -internal-externc-isystem /usr/include/x86_64-linux-gnu -internal-
externc-isystem /usr/include -std=c++11 -fdeprecated-macro -fdebug-compilation-
dir /home/tomas/NetBeansProjects/Clang_bug -ferror-limit 19 -fmessage-length 0 -
mstackrealign -fobjc-runtime=gcc -fcxx-exceptions -fexceptions -fdiagnostics-
show-option -o build/Debug/CLang-Linux-x86/DoubleKeyHash.o -x c++
DoubleKeyHash.cpp
1.  <eof> parser at end of file
2.  Code generation
3.  Running pass 'Function Pass Manager' on module 'DoubleKeyHash.cpp'.
4.  Running pass 'X86 DAG->DAG Instruction Selection' on function
'@_ZN5drake13DoubleKeyHashC2Ei'
clang: error: unable to execute command: Segmentation fault (core dumped)
clang: error: clang frontend command failed due to signal (use -v to see
invocation)
Ubuntu clang version 3.2-1~exp5ubuntu1~quantal1 (tags/RELEASE_32/final) (based
on LLVM 3.2)
Target: x86_64-pc-linux-gnu
Thread model: posix

[Quuxplusone]

First, make sure this is not well-known Ubuntu bug: https://bugs.launchpad.net/ubuntu/+source/llvm-3.2/+bug/1131614

[Quuxplusone]

(In reply to comment #1)
> First, make sure this is not well-known Ubuntu bug:
> https://bugs.launchpad.net/ubuntu/+source/llvm-3.2/+bug/1131614

It doesn't look like the same bug. I don't know much about that "well-known
Ubuntu bug", but it is about clang emitting wrong code. In this case clang
crashes during compilation.