[ASTImporter] Support new AST nodes:

 * UnresolvedUsingType
 * EmptyDecl
 * NamespaceAliasDecl
 * UsingDecl
 * UsingShadowDecl
 * UsingDirectiveDecl
 * UnresolvedUsingValueDecl
 * UnresolvedUsingTypenameDecl

Refactor error handling in ImportTemplateArgumentLoc() method.
Add a test for inline namespaces.

llvm-svn: 318776

1 files changed, 10 insertions, 0 deletions

diff --git a/clang/test/ASTMerge/namespace/Inputs/namespace1.cpp b/clang/test/ASTMerge/namespace/Inputs/namespace1.cpp
index 1ff84f3111c..4a539523aae 100644
--- a/clang/test/ASTMerge/namespace/Inputs/namespace1.cpp
+++ b/clang/test/ASTMerge/namespace/Inputs/namespace1.cpp
@@ -15,3 +15,13 @@ namespace N2 {
 namespace N3 {
   extern float z;
 }
+
+namespace AliasWithSameName = N3;
+
+namespace TestUnresolvedTypenameAndValueDecls {
+template <class T> class Base {
+public:
+  typedef T foo;
+  void bar();
+};
+}