diff --git a/AST/StmtSerialization.cpp b/AST/StmtSerialization.cpp
index 0b3f231..a200605 100644
--- a/AST/StmtSerialization.cpp
+++ b/AST/StmtSerialization.cpp
@@ -270,7 +270,10 @@
     std::vector<char> data;
     D.ReadCStr(data, false);
     
-    Stmt->Names.push_back(std::string(&data[0], data.size()));
+    if (data.size() == 0)
+      Stmt->Names.push_back(std::string());
+    else
+      Stmt->Names.push_back(std::string(&data[0], data.size()));
   }    
 
   Stmt->Constraints.reserve(size);