1 files changed, 10 insertions, 6 deletions
diff --git a/Eigen/src/Core/Zero.h b/Eigen/src/Core/Zero.h
index 2d3ec264e..aad2f382d 100644
--- a/Eigen/src/Core/Zero.h
+++ b/Eigen/src/Core/Zero.h
@@ -32,12 +32,7 @@ template<typename MatrixType> class Zero : NoOperatorEquals,
   public:
     typedef typename MatrixType::Scalar Scalar;
     friend class MatrixBase<Scalar, Zero<MatrixType> >;
-    
-    Zero(int rows, int cols) : m_rows(rows), m_cols(cols)
-    {
-      assert(rows > 0 && cols > 0);
-    }
-    
+  
   private:
     static const int _RowsAtCompileTime = MatrixType::RowsAtCompileTime,
                      _ColsAtCompileTime = MatrixType::ColsAtCompileTime;
@@ -51,6 +46,15 @@ template<typename MatrixType> class Zero : NoOperatorEquals,
       return static_cast<Scalar>(0);
     }
     
+  public:
+    Zero(int rows, int cols) : m_rows(rows), m_cols(cols)
+    {
+      assert(rows > 0
+          && (_RowsAtCompileTime == Dynamic || _RowsAtCompileTime == rows)
+          && cols > 0
+          && (_ColsAtCompileTime == Dynamic || _ColsAtCompileTime == cols));
+    }
+    
   protected:
     int m_rows, m_cols;
 };