[analyzer] c++11: do not crash on namespace alias

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@157089 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 23 insertions, 0 deletions

diff --git a/include/clang/Analysis/Visitors/CFGRecStmtDeclVisitor.h b/include/clang/Analysis/Visitors/CFGRecStmtDeclVisitor.h
index 97eb287027..c510e202f9 100644
--- a/include/clang/Analysis/Visitors/CFGRecStmtDeclVisitor.h
+++ b/include/clang/Analysis/Visitors/CFGRecStmtDeclVisitor.h
@@ -69,6 +69,7 @@ public:
         DISPATCH_CASE(Field)
         DISPATCH_CASE(UsingDirective)
         DISPATCH_CASE(Using)
+        DISPATCH_CASE(NamespaceAlias)
       default:
         llvm_unreachable("Subtype of ScopedDecl not handled.");
     }
@@ -90,6 +91,7 @@ public:
   DEFAULT_DISPATCH(ObjCCategory)
   DEFAULT_DISPATCH(UsingDirective)
   DEFAULT_DISPATCH(Using)
+  DEFAULT_DISPATCH(NamespaceAlias)
 
   void VisitCXXRecordDecl(CXXRecordDecl *D) {
     static_cast<ImplClass*>(this)->VisitRecordDecl(D);
diff --git a/test/Analysis/cxx11-crashes.cpp b/test/Analysis/cxx11-crashes.cpp
index 9164850555..6e60ac63cc 100644
--- a/test/Analysis/cxx11-crashes.cpp
+++ b/test/Analysis/cxx11-crashes.cpp
@@ -10,3 +10,24 @@ PlotPoint limitedFit () {
   fit0 = limitedFit ();
   return fit0;
 }
+
+// radar://11487541, NamespaceAlias
+namespace boost {namespace filesystem3 {
+class path {
+public:
+ path(){}
+};
+
+}}
+namespace boost
+{
+  namespace filesystem
+  {
+    using filesystem3::path;
+  }
+}
+
+void radar11487541() {
+  namespace fs = boost::filesystem;
+  fs::path p;
+}