CMAKE_CXX_KNOWN_FEATURES
List of C++ features known to this version of CMake.
The features listed in this global property may be known to be available to the C++ compiler. If the feature is available with the C++ compiler, it will be listed in the CMAKE_CXX_COMPILE_FEATURES variable.
The features listed here may be used with the target_compile_features() command. See the cmake-compile-features(7) manual for information on compile features and a list of supported compilers.
The features known to this version of CMake are:
- 
cxx_std_98 - Compiler mode is aware of C++ 98.
 - 
cxx_std_11 - Compiler mode is aware of C++ 11.
 - 
cxx_std_14 - Compiler mode is aware of C++ 14.
 - 
cxx_std_17 - Compiler mode is aware of C++ 17.
 - 
cxx_aggregate_default_initializers - Aggregate default initializers, as defined in N3605.
 - 
cxx_alias_templates - Template aliases, as defined in N2258.
 - 
cxx_alignas - Alignment control 
alignas, as defined in N2341. - 
cxx_alignof - Alignment control 
alignof, as defined in N2341. - 
cxx_attributes - Generic attributes, as defined in N2761.
 - 
cxx_attribute_deprecated - 
[[deprecated]]attribute, as defined in N3760. - 
cxx_auto_type - Automatic type deduction, as defined in N1984.
 - 
cxx_binary_literals - Binary literals, as defined in N3472.
 - 
cxx_constexpr - Constant expressions, as defined in N2235.
 - 
cxx_contextual_conversions - Contextual conversions, as defined in N3323.
 - 
cxx_decltype_incomplete_return_types - Decltype on incomplete return types, as defined in N3276.
 - 
cxx_decltype - Decltype, as defined in N2343.
 - 
cxx_decltype_auto - 
decltype(auto)semantics, as defined in N3638. - 
cxx_default_function_template_args - Default template arguments for function templates, as defined in DR226
 - 
cxx_defaulted_functions - Defaulted functions, as defined in N2346.
 - 
cxx_defaulted_move_initializers - Defaulted move initializers, as defined in N3053.
 - 
cxx_delegating_constructors - Delegating constructors, as defined in N1986.
 - 
cxx_deleted_functions - Deleted functions, as defined in N2346.
 - 
cxx_digit_separators - Digit separators, as defined in N3781.
 - 
cxx_enum_forward_declarations - Enum forward declarations, as defined in N2764.
 - 
cxx_explicit_conversions - Explicit conversion operators, as defined in N2437.
 - 
cxx_extended_friend_declarations - Extended friend declarations, as defined in N1791.
 - 
cxx_extern_templates - Extern templates, as defined in N1987.
 - 
cxx_final - Override control 
finalkeyword, as defined in N2928, N3206 and N3272. - 
cxx_func_identifier - Predefined 
__func__identifier, as defined in N2340. - 
cxx_generalized_initializers - Initializer lists, as defined in N2672.
 - 
cxx_generic_lambdas - Generic lambdas, as defined in N3649.
 - 
cxx_inheriting_constructors - Inheriting constructors, as defined in N2540.
 - 
cxx_inline_namespaces - Inline namespaces, as defined in N2535.
 - 
cxx_lambdas - Lambda functions, as defined in N2927.
 - 
cxx_lambda_init_captures - Initialized lambda captures, as defined in N3648.
 - 
cxx_local_type_template_args - Local and unnamed types as template arguments, as defined in N2657.
 - 
cxx_long_long_type - 
long longtype, as defined in N1811. - 
cxx_noexcept - Exception specifications, as defined in N3050.
 - 
cxx_nonstatic_member_init - Non-static data member initialization, as defined in N2756.
 - 
cxx_nullptr - Null pointer, as defined in N2431.
 - 
cxx_override - Override control 
overridekeyword, as defined in N2928, N3206 and N3272. - 
cxx_range_for - Range-based for, as defined in N2930.
 - 
cxx_raw_string_literals - Raw string literals, as defined in N2442.
 - 
cxx_reference_qualified_functions - Reference qualified functions, as defined in N2439.
 - 
cxx_relaxed_constexpr - Relaxed constexpr, as defined in N3652.
 - 
cxx_return_type_deduction - Return type deduction on normal functions, as defined in N3386.
 - 
cxx_right_angle_brackets - Right angle bracket parsing, as defined in N1757.
 - 
cxx_rvalue_references - R-value references, as defined in N2118.
 - 
cxx_sizeof_member - Size of non-static data members, as defined in N2253.
 - 
cxx_static_assert - Static assert, as defined in N1720.
 - 
cxx_strong_enums - Strongly typed enums, as defined in N2347.
 - 
cxx_thread_local - Thread-local variables, as defined in N2659.
 - 
cxx_trailing_return_types - Automatic function return type, as defined in N2541.
 - 
cxx_unicode_literals - Unicode string literals, as defined in N2442.
 - 
cxx_uniform_initialization - Uniform initialization, as defined in N2640.
 - 
cxx_unrestricted_unions - Unrestricted unions, as defined in N2544.
 - 
cxx_user_literals - User-defined literals, as defined in N2765.
 - 
cxx_variable_templates - Variable templates, as defined in N3651.
 - 
cxx_variadic_macros - Variadic macros, as defined in N1653.
 - 
cxx_variadic_templates - Variadic templates, as defined in N2242.
 - 
cxx_template_template_parameters - Template template parameters, as defined in 
ISO/IEC 14882:1998. 
    © 2000–2019 Kitware, Inc. and Contributors
Licensed under the BSD 3-clause License.
    https://cmake.org/cmake/help/v3.10/prop_gbl/CMAKE_CXX_KNOWN_FEATURES.html