From 61f6a5349974d3218df094e1891316c61bbd4c97 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Traizet?= <cedric.traizet@c-s.fr>
Date: Mon, 12 Oct 2020 14:44:28 +0200
Subject: [PATCH] PERF: use const ref when looping on band metadata

---
 Modules/IO/TestKernel/src/otbTestTools.cxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Modules/IO/TestKernel/src/otbTestTools.cxx b/Modules/IO/TestKernel/src/otbTestTools.cxx
index f391f1ce03..45b8532760 100644
--- a/Modules/IO/TestKernel/src/otbTestTools.cxx
+++ b/Modules/IO/TestKernel/src/otbTestTools.cxx
@@ -79,7 +79,7 @@ void PrintMetadataBase(ImageMetadataBase imdb, std::ostream& oss)
 void PrintMetadata(ImageMetadata imd, std::ostream& oss)
 {
   PrintMetadataBase(imd, oss);
-  for (ImageMetadataBase imdb : imd.Bands)
+  for (const ImageMetadataBase & imdb : imd.Bands)
     PrintMetadataBase(imdb, oss);
 }
 
-- 
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