1 files changed, 8 insertions, 0 deletions
diff --git a/lib/AST/DeclPrinter.cpp b/lib/AST/DeclPrinter.cpp
index 01cbee4d63..2858c0a201 100644
--- a/lib/AST/DeclPrinter.cpp
+++ b/lib/AST/DeclPrinter.cpp
@@ -55,6 +55,7 @@ namespace {
     void VisitFileScopeAsmDecl(FileScopeAsmDecl *D);
     void VisitOverloadedFunctionDecl(OverloadedFunctionDecl *D);
     void VisitUsingDirectiveDecl(UsingDirectiveDecl *D);
+    void VisitNamespaceAliasDecl(NamespaceAliasDecl *D);
     void VisitNamespaceDecl(NamespaceDecl *D);
     void VisitLinkageSpecDecl(LinkageSpecDecl *D);
     void VisitTemplateDecl(TemplateDecl *D);
@@ -435,6 +436,13 @@ void DeclPrinter::VisitUsingDirectiveDecl(UsingDirectiveDecl *D) {
   Out << D->getNominatedNamespace()->getNameAsString();
 }
 
+void DeclPrinter::VisitNamespaceAliasDecl(NamespaceAliasDecl *D) {
+  Out << "namespace " << D->getNameAsString() << " = ";
+  if (D->getQualifier())
+    D->getQualifier()->print(Out, Policy);
+  Out << D->getAliasedNamespace()->getNameAsString();
+}
+
 void DeclPrinter::VisitNamespaceDecl(NamespaceDecl *D) {
   Out << "namespace " << D->getNameAsString() << " {\n";
   VisitDeclContext(D);