Cannot have the base class destructor be private (or explicitly deleted); fixing the build bots.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@205916 91177308-0d34-0410-b5e6-96231b3b80d8
[Preprocessor/CodeComplete] Don't add include guard macros to code-completion results.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@205917 91177308-0d34-0410-b5e6-96231b3b80d8
Add a -triple argument so that this new test passes on Darwin.

The section names used here are not valid for Mach-O.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@205920 91177308-0d34-0410-b5e6-96231b3b80d8