Remove -stdlib=libc++ from CMakeLists.txt

add_compile_options("-Wall" "-Wextra" "-Werror" "$<$<CONFIG:RELEASE>:-O3>")

add_compile_definitions("$<$<CONFIG:DEBUG,ASan>:SCORD_DEBUG_BUILD>")

add_compile_definitions("$<$<CONFIG:DEBUG,ASan>:__LOGGER_ENABLE_DEBUG__>")

if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")

  add_compile_options("-stdlib=libc++")

else ()

  # nothing special for gcc at the moment

endif ()

add_subdirectory(etc)

add_subdirectory(src)