From: David Wells <wellsd2@rpi.edu>
Date: Sat, 9 Dec 2017 18:03:23 +0000 (-0500)
Subject: Fix some unused variable warnings.
X-Git-Tag: v9.0.0-rc1~671^2~1
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=05bef48a59e9b14800057ad309500e4d132e7e0c;p=dealii.git

Fix some unused variable warnings.
---

diff --git a/include/deal.II/matrix_free/dof_info.templates.h b/include/deal.II/matrix_free/dof_info.templates.h
index f51570268f..0f0062c3e5 100644
--- a/include/deal.II/matrix_free/dof_info.templates.h
+++ b/include/deal.II/matrix_free/dof_info.templates.h
@@ -1347,7 +1347,6 @@ not_connect:
         task_info.partition_color_blocks_row_index.resize(partition+1,0);
         task_info.partition_color_blocks_data.resize(1,0);
 
-        start_up = 0;
         counter = 0;
         unsigned int missing_macros;
         for (unsigned int part=0; part<partition; ++part)
diff --git a/source/base/index_set.cc b/source/base/index_set.cc
index 306866634c..44d587a467 100644
--- a/source/base/index_set.cc
+++ b/source/base/index_set.cc
@@ -650,11 +650,10 @@ IndexSet::is_ascending_and_one_to_one (const MPI_Comm &communicator) const
   if (my_rank == 0)
     {
       // find out if the received std::vector is ascending
-      types::global_dof_index old_dof = global_dofs[0];
       types::global_dof_index index = 0;
       while (global_dofs[index] == numbers::invalid_dof_index)
         ++index;
-      old_dof = global_dofs[index++];
+      types::global_dof_index old_dof = global_dofs[index++];
       for (; index<global_dofs.size(); ++index)
         {
           const types::global_dof_index new_dof = global_dofs[index];
diff --git a/source/lac/sparsity_tools.cc b/source/lac/sparsity_tools.cc
index 995cdf7a0b..b461d211f7 100644
--- a/source/lac/sparsity_tools.cc
+++ b/source/lac/sparsity_tools.cc
@@ -265,19 +265,20 @@ namespace SparsityTools
       int *export_to_part=nullptr;
 
       //call partitioner
-      int rc = zz->LB_Partition (changes,
-                                 num_gid_entries,
-                                 num_lid_entries,
-                                 num_import,
-                                 import_global_ids,
-                                 import_local_ids,
-                                 import_procs,
-                                 import_to_part,
-                                 num_export,
-                                 export_global_ids,
-                                 export_local_ids,
-                                 export_procs,
-                                 export_to_part);
+      const int rc = zz->LB_Partition (changes,
+                                       num_gid_entries,
+                                       num_lid_entries,
+                                       num_import,
+                                       import_global_ids,
+                                       import_local_ids,
+                                       import_procs,
+                                       import_to_part,
+                                       num_export,
+                                       export_global_ids,
+                                       export_local_ids,
+                                       export_procs,
+                                       export_to_part);
+      (void)rc;
 
       //check for error code in partitioner
       Assert( rc == ZOLTAN_OK , ExcInternalError() );
diff --git a/source/lac/trilinos_vector.cc b/source/lac/trilinos_vector.cc
index db03f38913..3de292b216 100644
--- a/source/lac/trilinos_vector.cc
+++ b/source/lac/trilinos_vector.cc
@@ -311,7 +311,6 @@ namespace TrilinosWrappers
         }
 
       TrilinosScalar *entries = (*actual_vec)[0];
-      block_offset = 0;
       for (size_type block=0; block<v.n_blocks(); ++block)
         {
           v.block(block).trilinos_vector().ExtractCopy (entries, 0);