From de80d431af8f07ba30fba93be1764b0e56ef8b97 Mon Sep 17 00:00:00 2001
From: Felix Schlepper <felix.schlepper@cern.ch>
Date: Mon, 1 Jun 2026 09:48:14 +0200
Subject: [PATCH] Modify computePhi to constexpr and clean includes

Updated computePhi function to be constexpr and removed unnecessary include.
---
 Detectors/ITSMFT/ITS/tracking/include/ITStracking/MathUtils.h | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/Detectors/ITSMFT/ITS/tracking/include/ITStracking/MathUtils.h b/Detectors/ITSMFT/ITS/tracking/include/ITStracking/MathUtils.h
index 950d8c0a9117f..7b586df2108b9 100644
--- a/Detectors/ITSMFT/ITS/tracking/include/ITStracking/MathUtils.h
+++ b/Detectors/ITSMFT/ITS/tracking/include/ITStracking/MathUtils.h
@@ -16,8 +16,6 @@
 #ifndef O2_ITS_TRACKING_MATHUTILS_H_
 #define O2_ITS_TRACKING_MATHUTILS_H_
 
-#include <cstdint>
-
 #include "CommonConstants/MathConstants.h"
 #include "ITStracking/Constants.h"
 #include "MathUtils/Utils.h"
@@ -27,7 +25,7 @@
 namespace o2::its::math_utils
 {
 
-GPUhdi() float computePhi(float x, float y)
+GPUhdi() constexpr float computePhi(float x, float y)
 {
   return o2::math_utils::fastATan2(-y, -x) + o2::constants::math::PI;
 }