Fix too zealous llmv externalisation

Author: layus

vm/generator/main/CMakeLists.txt

@@ -6,8 +6,8 @@ message(STATUS "Using LLVMConfig.cmake in: ${LLVM_DIR}")
 find_package(Clang REQUIRED CONFIG)
 message(STATUS "Found Clang using ClangConfig.cmake in: ${Clang_DIR}")
 
-#include_directories(${LLVM_INCLUDE_DIRS})
-#add_definitions(${LLVM_DEFINITIONS})
+include_directories(${LLVM_INCLUDE_DIRS})
+add_definitions(${LLVM_DEFINITIONS})
 
 add_executable(generator EXCLUDE_FROM_ALL generator.cc interfaces.cc implementations.cc builtins.cc utils.cc)
 target_link_libraries(generator clangFrontend clangAST)