Added to possibility to compile unit tests at maximum warning level.

Silenced (amongst others) many conversion related warnings.

3 files changed, 16 insertions, 7 deletions

diff --git a/Eigen/src/misc/Image.h b/Eigen/src/misc/Image.h
index 9ed5d5f70..05ffa667c 100644
--- a/Eigen/src/misc/Image.h
+++ b/Eigen/src/misc/Image.h
@@ -67,9 +67,12 @@ template<typename _DecompositionType> struct ei_image_retval_base
   }
 
   protected:
-  const DecompositionType& m_dec;
-  int m_rank, m_cols;
-  const MatrixType& m_originalMatrix;
+    const DecompositionType& m_dec;
+    int m_rank, m_cols;
+    const MatrixType& m_originalMatrix;
+
+  private:
+    ei_image_retval_base& operator=(const ei_image_retval_base&);
 };
 
 #define EIGEN_MAKE_IMAGE_HELPERS(DecompositionType) \
diff --git a/Eigen/src/misc/Kernel.h b/Eigen/src/misc/Kernel.h
index 717eef450..bb8458e11 100644
--- a/Eigen/src/misc/Kernel.h
+++ b/Eigen/src/misc/Kernel.h
@@ -67,8 +67,11 @@ template<typename _DecompositionType> struct ei_kernel_retval_base
   }
 
   protected:
-  const DecompositionType& m_dec;
-  int m_rank, m_cols;
+    const DecompositionType& m_dec;
+    int m_rank, m_cols;
+
+  private:
+    ei_kernel_retval_base& operator=(const ei_kernel_retval_base&);
 };
 
 #define EIGEN_MAKE_KERNEL_HELPERS(DecompositionType) \
diff --git a/Eigen/src/misc/Solve.h b/Eigen/src/misc/Solve.h
index d93869121..75597564b 100644
--- a/Eigen/src/misc/Solve.h
+++ b/Eigen/src/misc/Solve.h
@@ -61,8 +61,11 @@ template<typename _DecompositionType, typename Rhs> struct ei_solve_retval_base
   }
 
   protected:
-  const DecompositionType& m_dec;
-  const typename Rhs::Nested m_rhs;
+    const DecompositionType& m_dec;
+    const typename Rhs::Nested m_rhs;
+
+  private:
+    ei_solve_retval_base& operator=(const ei_solve_retval_base&);
 };
 
 #define EIGEN_MAKE_SOLVE_HELPERS(DecompositionType,Rhs) \