Add a -Wc++0x-compat warning for C++11 keywords used as identifiers when in
C++98 mode. Only the first occurrence of each keyword will produce a warning.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@141700 91177308-0d34-0410-b5e6-96231b3b80d8
7 files changed