Add no_assignment_operator to a few classes that must not be assigned, and fix a couple of warnings.

1 files changed, 1 insertions, 1 deletions

diff --git a/test/sizeof.cpp b/test/sizeof.cpp
index 68463c9b6..c454780a6 100644
--- a/test/sizeof.cpp
+++ b/test/sizeof.cpp
@@ -13,7 +13,7 @@ template<typename MatrixType> void verifySizeOf(const MatrixType&)
 {
   typedef typename MatrixType::Scalar Scalar;
   if (MatrixType::RowsAtCompileTime!=Dynamic && MatrixType::ColsAtCompileTime!=Dynamic)
-    VERIFY(sizeof(MatrixType)==sizeof(Scalar)*size_t(MatrixType::SizeAtCompileTime));
+    VERIFY(sizeof(MatrixType)==sizeof(Scalar)*std::ptrdiff_t(MatrixType::SizeAtCompileTime));
   else
     VERIFY(sizeof(MatrixType)==sizeof(Scalar*) + 2 * sizeof(typename MatrixType::Index));
 }