Implement support for the __is_final type trait, to determine whether
a class is marked 'final', from Alberto Ganesh Barbati! Fixes
PR11462.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@145775 91177308-0d34-0410-b5e6-96231b3b80d8
11 files changed