From 755002da9c8bc892ab930b3e8a16538b64c4b480 Mon Sep 17 00:00:00 2001
From: Peter Boyle <paboyle@ph.ed.ac.uk>
Date: Mon, 25 Sep 2023 17:16:33 -0400
Subject: [PATCH] Comparison convenience

---
 Grid/util/Coordinate.h | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Grid/util/Coordinate.h b/Grid/util/Coordinate.h
index 05b83bf9..b79967e5 100644
--- a/Grid/util/Coordinate.h
+++ b/Grid/util/Coordinate.h
@@ -94,6 +94,13 @@ static constexpr int MaxDims = GRID_MAX_LATTICE_DIMENSION;
 
 typedef AcceleratorVector<int,MaxDims> Coordinate;
 
+template<class T,int _ndim>
+inline bool operator==(const AcceleratorVector<T,_ndim> &v,const AcceleratorVector<T,_ndim> &w)
+{
+  if (v.size()!=w.size()) return false;
+  for(int i=0;i<v.size();i++) if ( v[i]!=w[i] ) return false;
+  return true;
+}
 template<class T,int _ndim>
 inline std::ostream & operator<<(std::ostream &os, const AcceleratorVector<T,_ndim> &v)
 {