From 4a60fb8b52e1664d5417aa6dbf6d3a9c38ce3d63 Mon Sep 17 00:00:00 2001
From: Sameer Agarwal <sameeragarwal@google.com>
Date: Wed, 1 Apr 2026 07:48:28 -0700
Subject: [PATCH] ClangTidy fixes

Change-Id: I7559a1ec2d236ae71f10a3400aa0c8485cbc2928
---
 include/ceres/internal/autodiff.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/ceres/internal/autodiff.h b/include/ceres/internal/autodiff.h
index 29a17d8db..f00e5370e 100644
--- a/include/ceres/internal/autodiff.h
+++ b/include/ceres/internal/autodiff.h
@@ -141,11 +141,13 @@
 #define CERES_PUBLIC_INTERNAL_AUTODIFF_H_
 
 #include <array>
+#include <cstddef>
 #include <utility>
 
 #include "Eigen/Core"
 #include "absl/log/check.h"
 #include "ceres/internal/array_selector.h"
+#include "ceres/internal/integer_sequence_algorithm.h"
 #include "ceres/internal/variadic_evaluate.h"
 #include "ceres/jet.h"
 #include "ceres/types.h"