From 196c9e4a4a8f8606a79494d00979b495bcf39977 Mon Sep 17 00:00:00 2001
From: Peter Boyle <paboyle@ph.ed.ac.uk>
Date: Sun, 24 Feb 2019 14:42:52 +0000
Subject: [PATCH] Better conformable check with message

---
 Grid/lattice/Lattice_base.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Grid/lattice/Lattice_base.h b/Grid/lattice/Lattice_base.h
index 1169d18f..d0ef0f55 100644
--- a/Grid/lattice/Lattice_base.h
+++ b/Grid/lattice/Lattice_base.h
@@ -85,7 +85,7 @@ class LatticeTrinaryExpression :public std::pair<Op,std::tuple<T1,T2,T3> >, publ
 
 void inline conformable(GridBase *lhs,GridBase *rhs)
 {
-  assert(lhs == rhs);
+  assert((lhs == rhs) && " conformable check pointers mismatch ");
 }
 
 template<class vobj>