From b4065b5598a670169fbb77ca9d8c52363c167539 Mon Sep 17 00:00:00 2001
From: Desire NUENTSA <desire.nuentsa_wakam@inria.fr>
Date: Mon, 16 Jul 2012 11:31:59 +0200
Subject: [PATCH] bug #479 : Adjust max iterations count wrt matrix size

---
 Eigen/src/Eigenvalues/ComplexSchur.h | 4 ++--
 Eigen/src/Eigenvalues/RealSchur.h    | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/Eigen/src/Eigenvalues/ComplexSchur.h b/Eigen/src/Eigenvalues/ComplexSchur.h
index 784c0d220..16a9a03d2 100644
--- a/Eigen/src/Eigenvalues/ComplexSchur.h
+++ b/Eigen/src/Eigenvalues/ComplexSchur.h
@@ -352,7 +352,7 @@ void ComplexSchur<MatrixType>::reduceToTriangularForm(bool computeU)
 
     // if we spent too many iterations on the current element, we give up
     iter++;
-    if(iter > m_maxIterations) break;
+    if(iter > m_maxIterations * m_matT.cols()) break;
 
     // find il, the top row of the active submatrix
     il = iu-1;
@@ -382,7 +382,7 @@ void ComplexSchur<MatrixType>::reduceToTriangularForm(bool computeU)
     }
   }
 
-  if(iter <= m_maxIterations) 
+  if(iter <= m_maxIterations * m_matT.cols()) 
     m_info = Success;
   else
     m_info = NoConvergence;
diff --git a/Eigen/src/Eigenvalues/RealSchur.h b/Eigen/src/Eigenvalues/RealSchur.h
index 30d101d9e..781692ecc 100644
--- a/Eigen/src/Eigenvalues/RealSchur.h
+++ b/Eigen/src/Eigenvalues/RealSchur.h
@@ -251,14 +251,14 @@ RealSchur<MatrixType>& RealSchur<MatrixType>::compute(const MatrixType& matrix,
         Vector3s firstHouseholderVector(0,0,0), shiftInfo;
         computeShift(iu, iter, exshift, shiftInfo);
         iter = iter + 1;
-        if (iter > m_maxIterations) break;
+        if (iter > m_maxIterations * m_matT.cols()) break;
         Index im;
         initFrancisQRStep(il, iu, shiftInfo, im, firstHouseholderVector);
         performFrancisQRStep(il, im, iu, computeU, firstHouseholderVector, workspace);
       }
     }
   }
-  if(iter <= m_maxIterations) 
+  if(iter <= m_maxIterations * m_matT.cols()) 
     m_info = Success;
   else
     m_info = NoConvergence;