<xstring>: Add more casts to basic_string for ASan - #5775

<xstring>: Add more casts to basic_string for ASan#5775

Stephan T. Lavavej (StephanTLavavej) merged 2 commits into

microsoft:mainmicrosoft/STL:mainfrom

StephanTLavavej:static_catsStephanTLavavej/STL:static_catsCopy head branch name to clipboard