set(PATH_FLAT_HASH_MAP ${CMAKE_CURRENT_SOURCE_DIR}/external/flat_hash_map)
set(PATH_GOOGLE_BENCHMARK ${CMAKE_CURRENT_SOURCE_DIR}/external/benchmark)
set(PATH_GOOGLE_TEST ${CMAKE_CURRENT_SOURCE_DIR}/external/googletest)
set(PATH_GOOGLE_SPARSEHASH ${CMAKE_CURRENT_SOURCE_DIR}/external/sparsehash-c11)
