#51478: clang-3.7 compiler bug ------------------------+------------------------ Reporter: uri@… | Owner: jeremyhu@… Type: defect | Status: closed Priority: Normal | Milestone: Component: ports | Version: 2.3.4 Resolution: wontfix | Keywords: Port: clang-3.7 | ------------------------+------------------------ Comment (by uri@…): Well, I tested with Macports clang-3.8 - and the result is the same: {{{ /opt/local/bin/clang++-mp-3.8 -maes -mpclmul -mrdrnd -msse2 -mssse3 -msse4.2 -mtune=native -Os -Ofast -std=c++11 -ffunction-sections -fdata- sections -fPIC -march=native -pipe -c integer.cpp Assertion failed: (BB->getTerminator()->getNumSuccessors() == 1 && "Should have a single succ!"), function SplitEdge, file /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_lang_llvm-3.8/llvm-3.8/work/release_38/lib/Transforms/Utils/BasicBlockUtils.cpp, line 261. 0 libLLVM.dylib 0x0000000104f0ebb0 llvm::sys::PrintStackTrace(llvm::raw_ostream&) + 43 1 libLLVM.dylib 0x0000000104f0e509 llvm::sys::RunSignalHandlers() + 44 2 libLLVM.dylib 0x0000000104f0f011 SignalHandler(int) + 164 3 libsystem_platform.dylib 0x00007fff9523b52a _sigtramp + 26 4 libsystem_platform.dylib 0x00007fd763eb9780 _sigtramp + 3469206128 5 libsystem_c.dylib 0x00007fff8ee696e7 abort + 129 6 libsystem_c.dylib 0x00007fff8ee30df8 basename + 0 7 libLLVM.dylib 0x000000010542d4e6 llvm::SplitBlock(llvm::BasicBlock*, llvm::Instruction*, llvm::DominatorTree*, llvm::LoopInfo*) + 0 8 libLLVM.dylib 0x0000000105585f94 (anonymous namespace)::JumpThreading::DuplicateCondBranchOnPHIIntoPred(llvm::BasicBlock*, llvm::SmallVectorImpl<llvm::BasicBlock*> const&) + 948 9 libLLVM.dylib 0x0000000105582176 (anonymous namespace)::JumpThreading::ProcessBlock(llvm::BasicBlock*) + 7954 10 libLLVM.dylib 0x000000010557fdda (anonymous namespace)::JumpThreading::runOnFunction(llvm::Function&) + 1218 11 libLLVM.dylib 0x0000000105034965 llvm::FPPassManager::runOnFunction(llvm::Function&) + 297 12 libLLVM.dylib 0x0000000105716f48 (anonymous namespace)::CGPassManager::runOnModule(llvm::Module&) + 1230 13 libLLVM.dylib 0x0000000105034e4e llvm::legacy::PassManagerImpl::run(llvm::Module&) + 630 14 clang 0x0000000103afb71e clang::EmitBackendOutput(clang::DiagnosticsEngine&, clang::CodeGenOptions const&, clang::TargetOptions const&, clang::LangOptions const&, llvm::StringRef, llvm::Module*, clang::BackendAction, llvm::raw_pwrite_stream*) + 7820 15 clang 0x0000000103c2e736 clang::BackendConsumer::HandleTranslationUnit(clang::ASTContext&) + 520 16 clang 0x0000000103f24291 clang::ParseAST(clang::Sema&, bool, bool) + 506 17 clang 0x0000000103d863bf clang::FrontendAction::Execute() + 73 18 clang 0x0000000103d5af4a clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) + 758 19 clang 0x0000000103db3c82 clang::ExecuteCompilerInvocation(clang::CompilerInstance*) + 3818 20 clang 0x0000000103a97d00 cc1_main(llvm::ArrayRef<char const*>, char const*, void*) + 1394 21 clang 0x0000000103a96bff main + 8501 22 libdyld.dylib 0x00007fff95acb5ad start + 1 23 libdyld.dylib 0x0000000000000099 start + 1783843565 Stack dump: 0. Program arguments: /opt/local/libexec/llvm-3.8/bin/clang -cc1 -triple x86_64-apple-macosx10.11.0 -Wdeprecated-objc-isa-usage -Werror =deprecated-objc-isa-usage -emit-obj -disable-free -main-file-name integer.cpp -mrelocation-model pic -pic-level 2 -mthread-model posix -mdisable-fp-elim -menable-no-infs -menable-no-nans -menable-unsafe-fp- math -fno-signed-zeros -freciprocal-math -ffp-contract=fast -ffast-math -masm-verbose -munwind-tables -target-cpu haswell -target-feature -sse4a -target-feature -avx512bw -target-feature +cx16 -target-feature -tbm -target-feature +xsave -target-feature -fma4 -target-feature -avx512vl -target-feature -prfchw -target-feature +bmi2 -target-feature -adx -target-feature -xsavec -target-feature +fsgsbase -target-feature +avx -target-feature -avx512cd -target-feature -avx512pf -target-feature +rtm -target-feature +popcnt -target-feature +fma -target-feature +bmi -target- feature -xsaves -target-feature +sse4.1 -target-feature +avx2 -target- feature -avx512er -target-feature +sse -target-feature +lzcnt -target- feature -avx512f -target-feature +f16c -target-feature +mmx -target- feature -pku -target-feature +cmov -target-feature -xop -target-feature -rdseed -target-feature +movbe -target-feature +hle -target-feature +xsaveopt -target-feature -sha -target-feature +sse3 -target-feature -avx512dq -target-feature +aes -target-feature +pclmul -target-feature +rdrnd -target-feature +sse2 -target-feature +ssse3 -target-feature +sse4.2 -target-linker-version 264.3.102 -dwarf-column-info -debugger- tuning=lldb -ffunction-sections -fdata-sections -coverage-file /Users/uri/src/cryptopp/integer.cpp -resource-dir /opt/local/libexec/llvm-3.8/bin/../lib/clang/3.8.0 -stdlib=libc++ -Ofast -std=c++11 -fdeprecated-macro -fdebug-compilation-dir /Users/uri/src/cryptopp -ferror-limit 19 -fmessage-length 84 -stack- protector 1 -fblocks -fobjc-runtime=macosx-10.11.0 -fencode-extended- block-signature -fcxx-exceptions -fexceptions -fmax-type-align=16 -fdiagnostics-show-option -fcolor-diagnostics -vectorize-loops -vectorize- slp -o integer.o -x c++ integer.cpp 1. <eof> parser at end of file 2. Per-module optimization passes 3. Running pass 'CallGraph Pass Manager' on module 'integer.cpp'. 4. Running pass 'Jump Threading' on function '@_ZN8CryptoPPrsERNSt3__113basic_istreamIcNS0_11char_traitsIcEEEERNS_7IntegerE' clang: error: unable to execute command: Abort trap: 6 clang: error: clang frontend command failed due to signal (use -v to see invocation) clang version 3.8.0 (branches/release_38 262722) Target: x86_64-apple-darwin15.5.0 Thread model: posix InstalledDir: /opt/local/libexec/llvm-3.8/bin clang: 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: note: diagnostic msg: ******************** PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT: Preprocessed source(s) and associated run script(s) are located at: clang: note: diagnostic msg: /var/folders/pd/mxn5kp_55jg23x7jjd10gtwm0000gn/T/integer-040d12.cpp clang: note: diagnostic msg: /var/folders/pd/mxn5kp_55jg23x7jjd10gtwm0000gn/T/integer-040d12.sh clang: note: diagnostic msg: ******************** }}} On a side-note, could you please explain how the version name/number of this port changes? I recall seeing clang-3.7 @3.7-rXXXX, which then changed to clang-3.7 @3.7.1_2. Now clang-3.8 is @3.8-r262722_1. At what point would it become @3.8.1_x? -- Ticket URL: <https://trac.macports.org/ticket/51478#comment:9> MacPorts <https://www.macports.org/> Ports system for OS X