From 8d066b8a07f45c517b6f8256eb4e4adbff3709a4 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 18 Aug 2014 12:38:56 +0200
Subject: Diagnose index definition on inverse member

---
 odb/relational/validator.cxx | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/odb/relational/validator.cxx b/odb/relational/validator.cxx
index 3218b57..9705121 100644
--- a/odb/relational/validator.cxx
+++ b/odb/relational/validator.cxx
@@ -392,7 +392,8 @@ namespace relational
         {
           indexes& ins (c.get<indexes> ("index"));
 
-          // Make sure index members are not transient or containers.
+          // Make sure index members are not transient, inverse, or
+          // containers.
           //
           for (indexes::iterator i (ins.begin ()); i != ins.end (); ++i)
           {
@@ -410,6 +411,13 @@ namespace relational
                 valid_ = false;
               }
 
+              if (inverse (m))
+              {
+                error (im.loc) << "index member is an inverse object " <<
+                  "pointer" << endl;
+                valid_ = false;
+              }
+
               if (container (m))
               {
                 error (im.loc) << "index member is a container" << endl;
-- 
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