https://llvm.org/bugs/show_bug.cgi?id=31114
Bug ID: 31114
Summary: Clang crashed when trying to optimize bitcode file on
-O3
Product: clang
Version: 3.9
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: -New Bugs
Assignee: unassignedclangb...@nondot.org
Reporter: pe...@trailofbits.com
CC: llvm-bugs@lists.llvm.org
Classification: Unclassified
Note: It took a *LONG* time before it crashed.
pag@sloth:~/Code/remill/build$ clang-3.9 -O3 -emit-llvm -c /tmp/nginx_core.bc
-o /tmp/nginx_core_opt.bc
warning: overriding the module target triple with x86_64-unknown-linux-gnu
[-Woverride-module]
terminate called after throwing an instance of 'std::bad_alloc'
what(): std::bad_alloc
0 clang-3.9 0x00000000028132ea
llvm::sys::PrintStackTrace(llvm::raw_ostream&) + 72
1 clang-3.9 0x0000000002813689
2 clang-3.9 0x000000000281162d llvm::sys::RunSignalHandlers() + 159
3 clang-3.9 0x0000000002812a51
4 libpthread.so.0 0x00007f45317253e0
5 libc.so.6 0x00007f4530498428 gsignal + 56
6 libc.so.6 0x00007f453049a02a abort + 362
7 libstdc++.so.6 0x00007f4530dda84d __gnu_cxx::__verbose_terminate_handler()
+ 365
8 libstdc++.so.6 0x00007f4530dd86b6
9 libstdc++.so.6 0x00007f4530dd8701
10 libstdc++.so.6 0x00007f4530dd8919
11 libstdc++.so.6 0x00007f4530dd8ebc
12 clang-3.9 0x0000000001e24e9a
13 clang-3.9 0x0000000001e27fcd
14 clang-3.9 0x0000000001e27720
15 clang-3.9 0x0000000001e26a8d
16 clang-3.9 0x0000000001e25101
17 clang-3.9 0x0000000001e22c29
18 clang-3.9 0x0000000001e1fd02
19 clang-3.9 0x0000000001e1c4f5
20 clang-3.9 0x000000000284afed
21 clang-3.9 0x000000000284ba08
llvm::CloneAndPruneIntoFromInst(llvm::Function*, llvm::Function const*,
llvm::Instruction const*, llvm::ValueMap<llvm::Value const*, llvm::WeakVH,
llvm::ValueMapConfig<llvm::Value const*, llvm::sys::SmartMutex<false> > >&,
bool, llvm::SmallVectorImpl<llvm::ReturnInst*>&, char const*,
llvm::ClonedCodeInfo*) + 753
22 clang-3.9 0x000000000284d00d
llvm::CloneAndPruneFunctionInto(llvm::Function*, llvm::Function const*,
llvm::ValueMap<llvm::Value const*, llvm::WeakVH,
llvm::ValueMapConfig<llvm::Value const*, llvm::sys::SmartMutex<false> > >&,
bool, llvm::SmallVectorImpl<llvm::ReturnInst*>&, char const*,
llvm::ClonedCodeInfo*, llvm::Instruction*) + 103
23 clang-3.9 0x00000000028699f1 llvm::InlineFunction(llvm::CallSite,
llvm::InlineFunctionInfo&, llvm::AAResults*, bool) + 2429
24 clang-3.9 0x0000000002302945
25 clang-3.9 0x0000000002304e65
llvm::Inliner::inlineCalls(llvm::CallGraphSCC&) + 3599
26 clang-3.9 0x0000000002304053
llvm::Inliner::runOnSCC(llvm::CallGraphSCC&) + 65
27 clang-3.9 0x0000000002302618
28 clang-3.9 0x000000000376d5bc
29 clang-3.9 0x000000000376e96f
30 clang-3.9 0x000000000376ecd8
31 clang-3.9 0x00000000021d0b59
32 clang-3.9 0x00000000021d12a3
llvm::legacy::PassManagerImpl::run(llvm::Module&) + 271
33 clang-3.9 0x00000000021d14af
llvm::legacy::PassManager::run(llvm::Module&) + 39
34 clang-3.9 0x0000000002ae012a
35 clang-3.9 0x0000000002ae02fd
clang::EmitBackendOutput(clang::DiagnosticsEngine&, clang::CodeGenOptions
const&, clang::TargetOptions const&, clang::LangOptions const&,
llvm::DataLayout const&, llvm::Module*, clang::BackendAction,
std::unique_ptr<llvm::raw_pwrite_stream,
std::default_delete<llvm::raw_pwrite_stream> >) + 196
36 clang-3.9 0x000000000356b15f clang::CodeGenAction::ExecuteAction() +
2035
37 clang-3.9 0x00000000030a6656 clang::FrontendAction::Execute() + 150
38 clang-3.9 0x0000000003045d04
clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) + 1200
39 clang-3.9 0x00000000031f255d
clang::ExecuteCompilerInvocation(clang::CompilerInstance*) + 1396
40 clang-3.9 0x00000000016fb953 cc1_main(llvm::ArrayRef<char const*>,
char const*, void*) + 1069
41 clang-3.9 0x00000000016ee392
42 clang-3.9 0x00000000016eeea8 main + 2378
43 libc.so.6 0x00007f4530483830 __libc_start_main + 240
44 clang-3.9 0x00000000016ebac9 _start + 41
Stack dump:
0. Program arguments: /usr/local/bin/clang-3.9 -cc1 -triple
x86_64-unknown-linux-gnu -emit-llvm-bc -emit-llvm-uselists -disable-free
-main-file-name nginx_core.bc -mrelocation-model static -mthread-model posix
-fmath-errno -masm-verbose -mconstructor-aliases -munwind-tables
-fuse-init-array -target-cpu x86-64 -momit-leaf-frame-pointer
-dwarf-column-info -debugger-tuning=gdb -coverage-file /tmp/nginx_core_opt.bc
-resource-dir /usr/local/bin/../lib/clang/3.9.0 -O3 -fdebug-compilation-dir
/home/pag/Code/remill/build -ferror-limit 19 -fmessage-length 154
-fobjc-runtime=gcc -fdiagnostics-show-option -fcolor-diagnostics
-vectorize-loops -vectorize-slp -o /tmp/nginx_core_opt.bc -x ir
/tmp/nginx_core.bc
1. Per-module optimization passes
2. Running pass 'CallGraph Pass Manager' on module '/tmp/nginx_core.bc'.
clang-3.9: error: unable to execute command: Aborted
clang-3.9: error: clang frontend command failed due to signal (use -v to see
invocation)
clang version 3.9.0 (tags/RELEASE_390/final)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /usr/local/bin
clang-3.9: 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-3.9: note: diagnostic msg: Error generating preprocessed source(s) - no
preprocessable inputs.
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