- __match_flag : std::regex_constants
- __syntax_option : std::regex_constants
- _AlgorithmStrategy : __gnu_parallel
- _FindAlgorithm : __gnu_parallel
- _MultiwayMergeAlgorithm : __gnu_parallel
- _Parallelism : __gnu_parallel
- _PartialSumAlgorithm : __gnu_parallel
- _SortAlgorithm : __gnu_parallel
- _SplittingAlgorithm : __gnu_parallel
- error_type : std::regex_constants
- float_denorm_style : std
- float_round_style : std
- memory_order : std