add two comments

diff --git a/include/deal.II/lac/trilinos_parallel_block_vector.h b/include/deal.II/lac/trilinos_parallel_block_vector.h
index 3392bd4a986d93db11894a4ee6f7d1c5bf96e572..9a443a557776862544159201919c775f683bbe2f 100644 (file)
--- a/include/deal.II/lac/trilinos_parallel_block_vector.h
+++ b/include/deal.II/lac/trilinos_parallel_block_vector.h
@@ -404,6 +404,7 @@ namespace TrilinosWrappers
     inline
     BlockVector::BlockVector (BlockVector &&v)
     {
+      // initialize a minimal, valid object and swap
       reinit (0);
       swap(v);
     }

diff --git a/source/lac/trilinos_vector.cc b/source/lac/trilinos_vector.cc
index 5c34386a877616efb97177ff81fb4ec167ed49c8..6889333b4a35f25be0161657aa215334f0846f2b 100644 (file)
--- a/source/lac/trilinos_vector.cc
+++ b/source/lac/trilinos_vector.cc
@@ -128,6 +128,7 @@ namespace TrilinosWrappers
 #ifdef DEAL_II_WITH_CXX11
     Vector::Vector (Vector &&v)
     {
+      // initialize a minimal, valid object and swap
       last_action = Zero;
       vector.reset(new Epetra_FEVector(Epetra_Map(0,0,0,Utilities::Trilinos::comm_self())));