From 4833a2dc44ecf7af5e70ef8d8b41c6ed46b72491 Mon Sep 17 00:00:00 2001
From: TieJean <taijingchen99@gmail.com>
Date: Wed, 20 Dec 2023 18:24:16 -0600
Subject: [PATCH] fix format_tum_gt bug

---
 src/evaluation/tum/format_tum_gt.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/evaluation/tum/format_tum_gt.cpp b/src/evaluation/tum/format_tum_gt.cpp
index 4d02144c..5fc6bc17 100644
--- a/src/evaluation/tum/format_tum_gt.cpp
+++ b/src/evaluation/tum/format_tum_gt.cpp
@@ -107,7 +107,7 @@ int main(int argc, char **argv) {
         << timestamped_poses.size();
   }
   size_t poseIdx = 0;
-  for (auto timestamped_pose : timestamped_poses) {
+  for (auto &timestamped_pose : timestamped_poses) {
     timestamped_pose.second = poses.at(poseIdx);
     ++poseIdx;
   }