'extern template' is a C++11 feature. Add an Extension for C++98 (this matches
gcc's behaviour), and a -Wc++98-compat-pedantic warning for C++11.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@142597 91177308-0d34-0410-b5e6-96231b3b80d8
4 files changed