1 files changed, 5 insertions, 0 deletions
diff --git a/lib/AST/Decl.cpp b/lib/AST/Decl.cpp
index 5cc745d40d..9c7654b9cb 100644
--- a/lib/AST/Decl.cpp
+++ b/lib/AST/Decl.cpp
@@ -1911,6 +1911,11 @@ NamespaceDecl *NamespaceDecl::Create(ASTContext &C, DeclContext *DC,
   return new (C) NamespaceDecl(DC, L, Id);
 }
 
+NamespaceDecl *NamespaceDecl::getNextNamespace() {
+  return dyn_cast_or_null<NamespaceDecl>(
+                       NextNamespace.get(getASTContext().getExternalSource()));
+}
+
 ImplicitParamDecl *ImplicitParamDecl::Create(ASTContext &C, DeclContext *DC,
     SourceLocation L, IdentifierInfo *Id, QualType T) {
   return new (C) ImplicitParamDecl(ImplicitParam, DC, L, Id, T);