diff --git a/dune/solvers/iterationsteps/multigridstep.hh b/dune/solvers/iterationsteps/multigridstep.hh index c18a46132fc89c37910c3bd40a1db1c785b3fb6b..01870d35a847bb7b0e33e3be27b19010bca61924 100644 --- a/dune/solvers/iterationsteps/multigridstep.hh +++ b/dune/solvers/iterationsteps/multigridstep.hh @@ -149,7 +149,7 @@ void setTransferOperators(const DerivedTransferHierarchy& transfer) { mgTransfer_.resize(transfer.size()); - for(int j=0; j<transfer.size(); ++j) + for(size_t j=0; j<transfer.size(); ++j) mgTransfer_[j] = transfer[j]; }