70 lines
2.7 KiB
CMake
70 lines
2.7 KiB
CMake
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# Reference: http://clang.llvm.org/cxx_status.html
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# http://clang.llvm.org/docs/LanguageExtensions.html
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set(testable_features
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cxx_alias_templates
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cxx_alignas
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cxx_attributes
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cxx_auto_type
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cxx_constexpr
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cxx_decltype
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cxx_decltype_incomplete_return_types
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cxx_default_function_template_args
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cxx_defaulted_functions
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cxx_delegating_constructors
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cxx_deleted_functions
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cxx_explicit_conversions
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cxx_generalized_initializers
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cxx_inheriting_constructors
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cxx_lambdas
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cxx_local_type_template_args
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cxx_noexcept
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cxx_nonstatic_member_init
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cxx_nullptr
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cxx_range_for
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cxx_raw_string_literals
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cxx_reference_qualified_functions
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cxx_rvalue_references
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cxx_static_assert
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cxx_strong_enums
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cxx_thread_local
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cxx_unicode_literals
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cxx_unrestricted_unions
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cxx_user_literals
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cxx_variadic_templates
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)
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set(_cmake_oldestSupported "((__clang_major__ * 100) + __clang_minor__) >= 304")
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foreach(feature ${testable_features})
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set(_cmake_feature_test_${feature} "${_cmake_oldestSupported} && __has_feature(${feature})")
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endforeach()
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unset(testable_features)
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set(_cmake_feature_test_cxx_trailing_return_types "${_cmake_oldestSupported} && __has_feature(cxx_trailing_return)")
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set(_cmake_feature_test_cxx_alignof "${_cmake_oldestSupported} && __has_feature(cxx_alignas)")
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set(_cmake_feature_test_cxx_final "${_cmake_oldestSupported} && __has_feature(cxx_override_control)")
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set(_cmake_feature_test_cxx_override "${_cmake_oldestSupported} && __has_feature(cxx_override_control)")
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set(_cmake_feature_test_cxx_uniform_initialization "${_cmake_oldestSupported} && __has_feature(cxx_generalized_initializers)")
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set(_cmake_feature_test_cxx_defaulted_move_initializers "${_cmake_oldestSupported} && __has_feature(cxx_defaulted_functions)")
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# TODO: Should be supported by Clang 3.1
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set(Clang31_CXX11 "${_cmake_oldestSupported} && __cplusplus >= 201103L")
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set(_cmake_feature_test_cxx_enum_forward_declarations "${Clang31_CXX11}")
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set(_cmake_feature_test_cxx_sizeof_member "${Clang31_CXX11}")
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# TODO: Should be supported by Clang 2.9
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set(Clang29_CXX11 "${_cmake_oldestSupported} && __cplusplus >= 201103L")
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set(_cmake_feature_test_cxx_extended_friend_declarations "${Clang29_CXX11}")
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set(_cmake_feature_test_cxx_extern_templates "${Clang29_CXX11}")
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set(_cmake_feature_test_cxx_func_identifier "${Clang29_CXX11}")
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set(_cmake_feature_test_cxx_inline_namespaces "${Clang29_CXX11}")
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set(_cmake_feature_test_cxx_long_long_type "${Clang29_CXX11}")
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set(_cmake_feature_test_cxx_right_angle_brackets "${Clang29_CXX11}")
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set(_cmake_feature_test_cxx_variadic_macros "${Clang29_CXX11}")
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# TODO: Should be supported forever?
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set(Clang_CXX98 "${_cmake_oldestSupported} && __cplusplus >= 199711L")
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set(_cmake_feature_test_cxx_template_template_parameters "${Clang_CXX98}")
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