From bf36c44963c60270f2d6ee4fbb6519184df29897 Mon Sep 17 00:00:00 2001 From: Wolfgang Bangerth Date: Fri, 9 Oct 2009 22:09:03 +0000 Subject: [PATCH] Add optimization. git-svn-id: https://svn.dealii.org/trunk@19790 0785d39b-7218-0410-832d-ea1e28bc413d --- deal.II/base/include/base/index_set.h | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/deal.II/base/include/base/index_set.h b/deal.II/base/include/base/index_set.h index 8455d9843c..7b700f175f 100644 --- a/deal.II/base/include/base/index_set.h +++ b/deal.II/base/include/base/index_set.h @@ -197,8 +197,11 @@ IndexSet::add_range (const unsigned int begin, ExcIndexRange (begin, 0, index_space_size)); Assert (end <= index_space_size, ExcIndexRange (end, 0, index_space_size+1)); + Assert (begin <= end, + ExcIndexRange (begin, 0, end)); - contiguous_ranges.insert (ContiguousRange(begin,end)); + if (begin != end) + contiguous_ranges.insert (ContiguousRange(begin,end)); } -- 2.39.5