Implement "private extern" on function decls!



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@46464 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/Sema/SemaDecl.cpp b/Sema/SemaDecl.cpp
index 8719ad7..7c089ee 100644
--- a/Sema/SemaDecl.cpp
+++ b/Sema/SemaDecl.cpp
@@ -678,6 +678,7 @@
       case DeclSpec::SCS_unspecified: SC = FunctionDecl::None; break;
       case DeclSpec::SCS_extern:      SC = FunctionDecl::Extern; break;
       case DeclSpec::SCS_static:      SC = FunctionDecl::Static; break;
+      case DeclSpec::SCS_private_extern: SC = FunctionDecl::PrivateExtern;break;
     }
 
     FunctionDecl *NewFD = new FunctionDecl(D.getIdentifierLoc(), II, R, SC,