Check if find_last can find anything - #4561

Check if find_last can find anything#4561

Stephan T. Lavavej (StephanTLavavej) merged 12 commits into

microsoft:mainmicrosoft/STL:mainfrom

AlexGuteniev:this_is_a_bugAlexGuteniev/STL:this_is_a_bugCopy head branch name to clipboard