<sstream>: Don't swap basic_stringbufs in move assignment and allocator-extended construction - #4239

<sstream>: Don't swap basic_stringbufs in move assignment and allocator-extended construction#4239

Stephan T. Lavavej (StephanTLavavej) merged 14 commits into

microsoft:mainmicrosoft/STL:mainfrom

frederick-vs-ja:basic_stringbuf-movefrederick-vs-ja/STL:basic_stringbuf-moveCopy head branch name to clipboard