From fc92fe31252f19c632468a311270c1d449987097 Mon Sep 17 00:00:00 2001
From: Martin Heistermann <git@mheistermann.de>
Date: Mon, 22 Jan 2024 17:37:36 +0000
Subject: [PATCH] SPQR: Fix build error, Index/StorageIndex mismatch.

---
 Eigen/src/SPQRSupport/SuiteSparseQRSupport.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/Eigen/src/SPQRSupport/SuiteSparseQRSupport.h b/Eigen/src/SPQRSupport/SuiteSparseQRSupport.h
index 1eb07f7c6..313279488 100644
--- a/Eigen/src/SPQRSupport/SuiteSparseQRSupport.h
+++ b/Eigen/src/SPQRSupport/SuiteSparseQRSupport.h
@@ -142,8 +142,8 @@ class SPQR : public SparseSolverBase<SPQR<MatrixType_> > {
     cholmod_sparse A;
     A = viewAsCholmod(mat);
     m_rows = matrix.rows();
-    Index col = matrix.cols();
-    m_rank = SuiteSparseQR<Scalar>(m_ordering, pivotThreshold, col, &A, &m_cR, &m_E, &m_H, &m_HPinv, &m_HTau, &m_cc);
+    m_rank = SuiteSparseQR<Scalar>(m_ordering, pivotThreshold, internal::convert_index<StorageIndex>(matrix.cols()), &A,
+                                   &m_cR, &m_E, &m_H, &m_HPinv, &m_HTau, &m_cc);
 
     if (!m_cR) {
       m_info = NumericalIssue;
@@ -196,7 +196,7 @@ class SPQR : public SparseSolverBase<SPQR<MatrixType_> > {
   const MatrixType matrixR() const {
     eigen_assert(m_isInitialized && " The QR factorization should be computed first, call compute()");
     if (!m_isRUpToDate) {
-      m_R = viewAsEigen<Scalar, ColMajor, typename MatrixType::StorageIndex>(*m_cR);
+      m_R = viewAsEigen<Scalar, StorageIndex>(*m_cR);
       m_isRUpToDate = true;
     }
     return m_R;