I'm trying out the release candidate(?) as follows: svn co http://llvm.org/svn/llvm-project/llvm/branches/release_38 llvm svn co http://llvm.org/svn/llvm-project/cfe/branches/release_38 cfe svn co http://llvm.org/svn/llvm-project/lldb/branches/release_38 lldb
cd llvm/tools ln -s ../../cfe clang ln -s ../../lldb lldb cd .. mkdir build cd build cmake -DLLVM_BUILD_LLVM_DYLIB=ON -DLLVM_LINK_LLVM_DYLIB=ON -DCMAKE_INSTALL_PREFIX=/tools/llvm/rel_38 -DLLVM_TARGETS_TO_BUILD="X86;CppBackend" -DCMAKE_BUILD_TYPE=Release -DLLVM_ENABLE_ASSERTIONS=ON .. cmake --build . -- -j4 sudo cmake --build . --target install LLVM fundamentally works: I am able to link the LLVM libraries with my application, and my application passes its regression tests. clang fundamentally works: it is able to compile a program. But lldb: dej@slam:~$ export LD_LIBRARY_PATH=/tools/llvm/rel_38/lib dej@slam:~$ export PATH=/tools/llvm/rel_38/bin:$PATH dej@slam:~$ lldb /bin/ls (lldb) target create "/bin/ls" Current executable set to '/bin/ls' (x86_64). (lldb) r Process 13656 launched: '/bin/ls' (x86_64) Segmentation fault (core dumped) dej@slam:~$ gdb lldb core ... (gdb) bt #0 0x00007fd9971b5671 in LLVMDisasmInstruction () from /tools/llvm/rel_38/bin/../lib/../lib/libLLVM-3.8.so #1 0x00007fd999e350c2 in AssemblyParse_x86::instruction_length(lldb_private::Address, int&) () from /tools/llvm/rel_38/bin/../lib/liblldb.so.3.8.0 #2 0x00007fd999e37d08 in AssemblyParse_x86::get_non_call_site_unwind_plan(lldb_private::UnwindPlan&) () from /tools/llvm/rel_38/bin/../lib/liblldb.so.3.8.0 #3 0x00007fd999e38e95 in UnwindAssembly_x86::GetNonCallSiteUnwindPlanFromAssembly(lldb_private::AddressRange&, lldb_private::Thread&, lldb_private::UnwindPlan&) () from /tools/llvm/rel_38/bin/../lib/liblldb.so.3.8.0 #4 0x00007fd999c8693b in lldb_private::FuncUnwinders::GetAssemblyUnwindPlan(lldb_private::Target&, lldb_private::Thread&, int) () from /tools/llvm/rel_38/bin/../lib/liblldb.so.3.8.0 #5 0x00007fd999c88594 in lldb_private::FuncUnwinders::GetUnwindPlanAtNonCallSite(lldb_private::Target&, lldb_private::Thread&, int) () from /tools/llvm/rel_38/bin/../lib/liblldb.so.3.8.0 #6 0x00007fd999dfb16d in lldb_private::RegisterContextLLDB::GetFullUnwindPlanForFrame() () from /tools/llvm/rel_38/bin/../lib/liblldb.so.3.8.0 #7 0x00007fd999dfff90 in lldb_private::RegisterContextLLDB::InitializeZerothFrame() () from /tools/llvm/rel_38/bin/../lib/liblldb.so.3.8.0 #8 0x00007fd999e01e83 in lldb_private::RegisterContextLLDB::RegisterContextLLDB(lldb_private::Thread&, std::shared_ptr<lldb_private::RegisterContextLLDB> const&, lldb_private::SymbolContext&, unsigned int, lldb_private::UnwindLLDB&) () from /tools/llvm/rel_38/bin/../lib/liblldb.so.3.8.0 #9 0x00007fd999df5d43 in lldb_private::UnwindLLDB::AddFirstFrame() () from /tools/llvm/rel_38/bin/../lib/liblldb.so.3.8.0 #10 0x00007fd999df63d0 in lldb_private::UnwindLLDB::DoGetFrameInfoAtIndex(unsigned int, unsigned long&, unsigned long&) () from /tools/llvm/rel_38/bin/../lib/liblldb.so.3.8.0 #11 0x00007fd999d1049b in lldb_private::StackFrameList::GetFramesUpTo(unsigned int) () from /tools/llvm/rel_38/bin/../lib/liblldb.so.3.8.0 #12 0x00007fd999d11a23 in lldb_private::StackFrameList::GetFrameAtIndex(unsigned int) () from /tools/llvm/rel_38/bin/../lib/liblldb.so.3.8.0 #13 0x00007fd999ce4ae1 in lldb_private::Thread::GetStackFrameAtIndex(unsigned int) () from /tools/llvm/rel_38/bin/../lib/liblldb.so.3.8.0 #14 0x00007fd999cc839a in lldb_private::StopInfoBreakpoint::ShouldStopSynchronous(lldb_private::Event*) () from /tools/llvm/rel_38/bin/../lib/liblldb.so.3.8.0 #15 0x00007fd999ce75b3 in lldb_private::Thread::ShouldStop(lldb_private::Event*) () from /tools/llvm/rel_38/bin/../lib/liblldb.so.3.8.0 #16 0x00007fd999cee452 in lldb_private::ThreadList::ShouldStop(lldb_private::Event*) () from /tools/llvm/rel_38/bin/../lib/liblldb.so.3.8.0 #17 0x00007fd999cb505b in lldb_private::Process::ShouldBroadcastEvent(lldb_private::Event*) () from /tools/llvm/rel_38/bin/../lib/liblldb.so.3.8.0 #18 0x00007fd999cb5111 in lldb_private::Process::HandlePrivateEvent(std::shared_ptr<lldb_private::Event>&) () from /tools/llvm/rel_38/bin/../lib/liblldb.so.3.8.0 #19 0x00007fd999cb5f73 in lldb_private::Process::RunPrivateStateThread(bool) () from /tools/llvm/rel_38/bin/../lib/liblldb.so.3.8.0 #20 0x00007fd999b45d67 in lldb_private::HostNativeThreadBase::ThreadCreateTrampoline(void*) () from /tools/llvm/rel_38/bin/../lib/liblldb.so.3.8.0 #21 0x00007fd9990e6182 in start_thread (arg=0x7fd990f62700) at pthread_create.c:312 #22 0x00007fd9983da47d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111 Is LLDB expected to be working on Linux x64_64?
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