fix implicit scalar conversions (needed to support fancy scalar types, see bug #276)

1 files changed, 5 insertions, 5 deletions

diff --git a/Eigen/src/Eigenvalues/EigenSolver.h b/Eigen/src/Eigenvalues/EigenSolver.h
index 1ff24e5c0..af9cf357b 100644
--- a/Eigen/src/Eigenvalues/EigenSolver.h
+++ b/Eigen/src/Eigenvalues/EigenSolver.h
@@ -450,7 +450,7 @@ void EigenSolver<MatrixType>::doComputeEigenvectors()
     Scalar q = m_eivalues.coeff(n).imag();
 
     // Scalar vector
-    if (q == 0)
+    if (q == static_cast<Scalar>(0))
     {
       Scalar lastr=0, lastw=0;
       Index l = n;
@@ -491,12 +491,12 @@ void EigenSolver<MatrixType>::doComputeEigenvectors()
 
           // Overflow control
           Scalar t = internal::abs(m_matT.coeff(i,n));
-          if ((eps * t) * t > 1)
+          if ((eps * t) * t > Scalar(1))
             m_matT.col(n).tail(size-i) /= t;
         }
       }
     }
-    else if (q < 0 && n > 0) // Complex vector
+    else if (q < Scalar(0) && n > 0) // Complex vector
     {
       Scalar lastra=0, lastsa=0, lastw=0;
       Index l = n-1;
@@ -530,7 +530,7 @@ void EigenSolver<MatrixType>::doComputeEigenvectors()
         else
         {
           l = i;
-          if (m_eivalues.coeff(i).imag() == 0)
+          if (m_eivalues.coeff(i).imag() == static_cast<Scalar>(0))
           {
             std::complex<Scalar> cc = cdiv(-ra,-sa,w,q);
             m_matT.coeffRef(i,n-1) = internal::real(cc);
@@ -564,7 +564,7 @@ void EigenSolver<MatrixType>::doComputeEigenvectors()
 
           // Overflow control
           Scalar t = std::max(internal::abs(m_matT.coeff(i,n-1)),internal::abs(m_matT.coeff(i,n)));
-          if ((eps * t) * t > 1)
+          if ((eps * t) * t > static_cast<Scalar>(1))
             m_matT.block(i, n-1, size-i, 2) /= t;
 
         }