<regex>: Improve search performance for regexes with initial + quantifiers - #5509

<regex>: Improve search performance for regexes with initial + quantifiers#5509

Stephan T. Lavavej (StephanTLavavej) merged 3 commits into

microsoft:mainmicrosoft/STL:mainfrom

muellerj2:regex-improve-regex_search-performancemuellerj2/STL:regex-improve-regex_search-performanceCopy head branch name to clipboard