diff -Naur ceres-solver-1.14.0/internal/ceres/covariance_impl.cc ceres-solver-1.14.0_/internal/ceres/covariance_impl.cc
--- ceres-solver-1.14.0/internal/ceres/covariance_impl.cc	2018-03-23 22:44:36.000000000 +0800
+++ ceres-solver-1.14.0_/internal/ceres/covariance_impl.cc	2023-09-17 14:56:23.746434595 +0800
@@ -669,7 +669,7 @@
   // ordering computed. So, it maybe worth doing that analysis
   // separately.
   const SuiteSparse_long rank =
-      SuiteSparseQR<double>(SPQR_ORDERING_BESTAMD,
+      SuiteSparseQR<double, int64_t>(SPQR_ORDERING_BESTAMD,
                             SPQR_DEFAULT_TOL,
                             cholmod_jacobian.ncol,
                             &cholmod_jacobian,