Parse extern templates, pass that information all the way to Sema,
then drop it on the floor.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@80989 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaTemplate.cpp b/lib/Sema/SemaTemplate.cpp
index 8eaa9fb..76b6d7e 100644
--- a/lib/Sema/SemaTemplate.cpp
+++ b/lib/Sema/SemaTemplate.cpp
@@ -2849,8 +2849,11 @@
 }
 
 // Explicit instantiation of a class template specialization
+// FIXME: Implement extern template semantics
 Sema::DeclResult
-Sema::ActOnExplicitInstantiation(Scope *S, SourceLocation TemplateLoc,
+Sema::ActOnExplicitInstantiation(Scope *S, 
+                                 SourceLocation ExternLoc,
+                                 SourceLocation TemplateLoc,
                                  unsigned TagSpec, 
                                  SourceLocation KWLoc,
                                  const CXXScopeSpec &SS,
@@ -3034,8 +3037,11 @@
 }
 
 // Explicit instantiation of a member class of a class template.
+// FIXME: Implement extern template semantics.
 Sema::DeclResult
-Sema::ActOnExplicitInstantiation(Scope *S, SourceLocation TemplateLoc,
+Sema::ActOnExplicitInstantiation(Scope *S, 
+                                 SourceLocation ExternLoc,
+                                 SourceLocation TemplateLoc,
                                  unsigned TagSpec, 
                                  SourceLocation KWLoc,
                                  const CXXScopeSpec &SS,