target_compile_features(##PACKAGE_NAME## PRIVATE 
  cxx_auto_type
  #cxx_deleted_functions 
  cxx_delegating_constructors
  cxx_lambdas 
  #cxx_nonstatic_member_init
  cxx_nullptr 
  cxx_override 
  cxx_range_for
  cxx_rvalue_references 
  cxx_static_assert 
  cxx_strong_enums 
)
