<complex>: use hardware FMA on Clang too - #5721

<complex>: use hardware FMA on Clang too#5721

Stephan T. Lavavej (StephanTLavavej) merged 3 commits into

microsoft:mainmicrosoft/STL:mainfrom

AlexGuteniev:its-there-if-you-askAlexGuteniev/STL:its-there-if-you-askCopy head branch name to clipboard