From 20f30074c5212914ece343290ac8b2d55e365523 Mon Sep 17 00:00:00 2001
From: Trent Houliston <trent@houliston.me>
Date: Sun, 14 Jul 2024 22:02:32 +0200
Subject: [PATCH] clang

---
 tests/tests/api/ReactionStatisticsTiming.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/tests/api/ReactionStatisticsTiming.cpp b/tests/tests/api/ReactionStatisticsTiming.cpp
index a237b5bf..db02a537 100644
--- a/tests/tests/api/ReactionStatisticsTiming.cpp
+++ b/tests/tests/api/ReactionStatisticsTiming.cpp
@@ -126,7 +126,7 @@ TEST_CASE("Testing reaction statistics timing", "[api][reactionstatistics][timin
     auto make_delta = [](const std::vector<std::pair<std::string, NUClear::clock::time_point>>& events) {
         std::vector<std::string> delta_events;
         auto first = events.front().second;
-        for (auto& event : events) {
+        for (const auto& event : events) {
             auto delta = event.second - first;
             auto units = test_util::round_to_test_units(delta / scale).count();
             delta_events.push_back(event.first + " @ Step " + std::to_string(units));