<div>Hi Greg,<br></div><div><br></div><div>IRExecutionUnit.cpp looks like the origin of at least some of the undefined symbols:<br></div><div><br></div><p class="p1"><span class="s1">.../llvm/include/llvm/ExecutionEngine/RTDyldMemoryManager.h:61: undefined reference to `vtable for llvm::RTDyldMemoryManager' <span class="Apple-converted-space">                                                 </span></span><br></p><p class="p1"><span class="s1">.../llvm/include/llvm/ExecutionEngine/JITSymbol.h:223: undefined reference to `vtable for llvm::JITSymbolResolver'<span class="Apple-converted-space">                                                             </span></span><br></p><p class="p1"><span class="s1">.../llvm/include/llvm/ExecutionEngine/RuntimeDyld.h:96: undefined reference to `vtable for llvm::RuntimeDyld::MemoryManager'<span class="Apple-converted-space">                                                   </span></span><br></p><p class="p1"><span class="s1">lib/liblldbExpression.a(IRExecutionUnit.cpp.o):(.data.rel.ro+0x90): undefined reference to `llvm::RTDyldMemoryManager::deregisterEHFrames()'</span><br></p><p class="p1"><span class="s1">lib/liblldbExpression.a(IRExecutionUnit.cpp.o):(.data.rel.ro+0xa8): undefined reference to `llvm::RuntimeDyld::MemoryManager::anchor()'</span><br></p><p class="p1"><span class="s1">lib/liblldbExpression.a(IRExecutionUnit.cpp.o):(.data.rel.ro+0x118): undefined reference to `llvm::JITSymbolResolver::anchor()'</span><br></p><p class="p1"><span class="s1">lib/liblldbExpression.a(IRExecutionUnit.cpp.o):(.data.rel.ro._ZTVN4llvm18MCJITMemoryManagerE[_ZTVN4llvm18MCJITMemoryManagerE]+0x60): undefined reference to `llvm::RuntimeDyld:</span><br></p><p class="p1"><span class="s1">:MemoryManager::anchor()'</span><br></p><div><br></div><div><span class="s1">there are a couple of undefined vtable references in headers (also above), but it's not clear to me if these also neccessarily come from IRExectionUnix.cpp.</span><br></div><div><br></div><div class="protonmail_signature_block "><div class="protonmail_signature_block-user "><div>--<br></div><div>Peeter<br></div></div><div class="protonmail_signature_block-proton protonmail_signature_block-empty"><br></div></div><div><br></div>