<format>: Conditionally emit special diagnostic message for lack of const - #4461

<format>: Conditionally emit special diagnostic message for lack of const#4461

Stephan T. Lavavej (StephanTLavavej) merged 2 commits into

microsoft:mainmicrosoft/STL:mainfrom

frederick-vs-ja:formatter-non-const-errorfrederick-vs-ja/STL:formatter-non-const-errorCopy head branch name to clipboard