tree 3ac01de517c6bccbe3b5dbab215bcdae76e0c021
parent 4b1a0e4ab6648894c63bffe8564a669c1df3d683
author Daniel Dunbar <daniel@zuster.org> 1359505164 +0000
committer Daniel Dunbar <daniel@zuster.org> 1359505164 +0000

[Frontend] Add an ExternCSystem include entry group.

 - The only group where it makes sense for the "ExternC" bit is System, so this
   simplifies having to have the extra isCXXAware (or ImplicitExternC, depending
   on what code you talk to) bit caried around.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@173859 91177308-0d34-0410-b5e6-96231b3b80d8