Replaced incorrect use of __alignof__ with alignof (the latter can be specialized)
Replaced incorrect use of __alignof__ with alignof (the latter can be specialized)

uusirant/ustl-cmake,Gerii/ustl,PetteriAimonen/ustl,PetteriAimonen/ustl,NoSuchProcess/ustl,NoSuchProcess/ustl,szastupov/ustl,msharov/ustl,dgruss/ustl,uusirant/ustl-cmake,msharov/ustl,PetteriAimonen/ustl,szastupov/ustl,dgruss/ustl,Gerii/ustl