changes with venom that made it compile

source/CMakeLists.txt

@@ -21,7 +21,7 @@ add_executable(kaleidoscope Main.cpp Lexer.cpp Parser.cpp Ast.cpp JIT.cpp)
 
 # Find the libraries that correspond to the LLVM components
 # that we wish to use
-llvm_map_components_to_libnames(llvm_libs core support native mcjit object scalaropts instcombine RuntimeDyld ExecutionEngine)
+llvm_map_components_to_libnames(llvm_libs core support native mcjit object scalaropts instcombine RuntimeDyld ExecutionEngine TransformUtils)
 
 # Link against LLVM libraries
 target_link_libraries(kaleidoscope ${llvm_libs})

source/JIT.cpp

@@ -27,7 +27,7 @@ void InitializeModuleAndPassManager(void) {
   // HACK:: removed because not present in the full code listing and because of
   // errors in linking phase (libLLVMTransformUtils)
   // Promote allocas to registers.
-  //JITObjects::TheFPM->add(createPromoteMemoryToRegisterPass());
+  JITObjects::TheFPM->add(createPromoteMemoryToRegisterPass());
   // Do simple "peephole" optimizations and bit-twiddling optzns.
   JITObjects::TheFPM->add(createInstructionCombiningPass());
   // Reassociate expressions.