Fixed a few issues where typedefs weren't passing through to the correct
recursive function.

Also fixed ClangASTContext::IsPointerType to correctly NULL out the pointee
handle if a valid one is provided.



git-svn-id: https://llvm.org/svn/llvm-project/llvdb/trunk@134715 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/source/Expression/ClangExpressionDeclMap.cpp b/source/Expression/ClangExpressionDeclMap.cpp
index 50f1e88..9ee556e 100644
--- a/source/Expression/ClangExpressionDeclMap.cpp
+++ b/source/Expression/ClangExpressionDeclMap.cpp
@@ -1919,6 +1919,7 @@
         
             if (!ClangASTContext::IsPointerType(self_user_type.GetOpaqueQualType(),
                                                 &pointer_target_type))
+                || pointer_target_type == NULL)
                 return;
         
             TypeFromUser class_user_type(pointer_target_type,