don't use memcopy

[[Imported from SVN: r5926]]

dune/common/fvector.hh

@@ -463,16 +463,14 @@ namespace Dune {
     /** \brief copy constructor */
     FieldVector ( const FieldVector &other )
     {
-      // for( size_type i = 0; i < SIZE; ++i )
-      //   p[ i ] = other[ i ];
-      std::memcpy(p,other.p,SIZE*sizeof(K));
+      for( size_type i = 0; i < SIZE; ++i )
+        p[ i ] = other[ i ];
     }
 
     /** \brief Assigment from other vector */
     FieldVector& operator= (const FieldVector& other) {
-      std::memcpy(p,other.p,SIZE*sizeof(K));
-      // for (size_type i=0; i<SIZE; i++)
-      //     p[i] = other[i];
+      for (size_type i=0; i<SIZE; i++)
+        p[i] = other[i];
       return *this;
     }