1 files changed, 7 insertions, 4 deletions
diff --git a/extern/ceres/internal/ceres/iterative_schur_complement_solver.h b/extern/ceres/internal/ceres/iterative_schur_complement_solver.h
index 37606b32d3a..50f469484f8 100644
--- a/extern/ceres/internal/ceres/iterative_schur_complement_solver.h
+++ b/extern/ceres/internal/ceres/iterative_schur_complement_solver.h
@@ -33,8 +33,9 @@
 
 #include <memory>
 
+#include "ceres/internal/disable_warnings.h"
 #include "ceres/internal/eigen.h"
-#include "ceres/internal/port.h"
+#include "ceres/internal/export.h"
 #include "ceres/linear_solver.h"
 #include "ceres/types.h"
 
@@ -69,15 +70,15 @@ class Preconditioner;
 // a proof of this fact and others related to this solver please see
 // the section on Domain Decomposition Methods in Saad's book
 // "Iterative Methods for Sparse Linear Systems".
-class CERES_EXPORT_INTERNAL IterativeSchurComplementSolver
+class CERES_NO_EXPORT IterativeSchurComplementSolver final
     : public BlockSparseMatrixSolver {
  public:
-  explicit IterativeSchurComplementSolver(const LinearSolver::Options& options);
+  explicit IterativeSchurComplementSolver(LinearSolver::Options options);
   IterativeSchurComplementSolver(const IterativeSchurComplementSolver&) =
       delete;
   void operator=(const IterativeSchurComplementSolver&) = delete;
 
-  virtual ~IterativeSchurComplementSolver();
+  ~IterativeSchurComplementSolver() override;
 
  private:
   LinearSolver::Summary SolveImpl(BlockSparseMatrix* A,
@@ -96,4 +97,6 @@ class CERES_EXPORT_INTERNAL IterativeSchurComplementSolver
 }  // namespace internal
 }  // namespace ceres
 
+#include "ceres/internal/reenable_warnings.h"
+
 #endif  // CERES_INTERNAL_ITERATIVE_SCHUR_COMPLEMENT_SOLVER_H_