From 9518f993bbbe31629c04970864af951bc84d4837 Mon Sep 17 00:00:00 2001
From: Miles Lubin <mlubin@nvidia.com>
Date: Wed, 13 May 2026 21:07:05 -0400
Subject: [PATCH] Fix by-reference capture of local variable in solve.cu

early_fj_start is a local variable and should be captured by value since the callback outlives the local scope.
---
 cpp/src/mip_heuristics/solve.cu | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cpp/src/mip_heuristics/solve.cu b/cpp/src/mip_heuristics/solve.cu
index 2c2c05a79..184ed9788 100644
--- a/cpp/src/mip_heuristics/solve.cu
+++ b/cpp/src/mip_heuristics/solve.cu
@@ -424,7 +424,7 @@ mip_solution_t<i_t, f_t> solve_mip_helper(optimization_problem_t<i_t, f_t>& op_p
          &early_best_user_obj,
          &early_best_user_assignment,
          &early_callback_mutex,
-         &early_fj_start,
+         early_fj_start,
          mip_callbacks = settings.get_mip_callbacks(),
          has_semi_continuous_callback_translation =
            detail::mip_solver_settings_accessor<i_t, f_t>::has_semi_continuous_callback_translation(