Remove workarounds for GCC < 9 and Clang < 9 (#102)

Author: offa

CMakeLists.txt

@@ -34,16 +34,7 @@ set(CMAKE_CXX_STANDARD 20)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS OFF)
 
-if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 9.0)
-    message(STATUS "GCC < 9.0 requires 'stdc++fs' for std::filesystem support")
-    link_libraries(stdc++fs)
-elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Clang" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 9.0)
-    message(STATUS "Clang < 9.0 requires 'c++fs' for std::filesystem support")
-    link_libraries(c++fs)
-endif()
-
 include(Template)
-
 include("${CMAKE_BINARY_DIR}/conan_paths.cmake" OPTIONAL)
 
 find_package(yaml-cpp REQUIRED)