From c76e88bca80bfb4d29684891f2a954064532c2d0 Mon Sep 17 00:00:00 2001
From: Arnur Nigmetov <a.nigmetov@gmail.com>
Date: Sun, 3 Jun 2018 09:47:20 +0200
Subject: Add const qualifier

---
 geom_matching/wasserstein/include/wasserstein.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/geom_matching/wasserstein/include/wasserstein.h b/geom_matching/wasserstein/include/wasserstein.h
index 2d0cffc..a24bada 100644
--- a/geom_matching/wasserstein/include/wasserstein.h
+++ b/geom_matching/wasserstein/include/wasserstein.h
@@ -333,8 +333,8 @@ wasserstein_cost(const PairContainer& A,
 
 template<class PairContainer>
 inline typename DiagramTraits<PairContainer>::RealType
-wasserstein_dist(PairContainer& A,
-                 PairContainer& B,
+wasserstein_dist(const PairContainer& A,
+                 const PairContainer& B,
                  const AuctionParams<typename DiagramTraits<PairContainer>::RealType> params,
                  const std::string& _log_filename_prefix = "")
 {
-- 
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