diff --git a/source/Threading.cc b/source/Threading.cc
index 2b4d31f..49f52b4 100644
--- a/source/Threading.cc
+++ b/source/Threading.cc
@@ -103,7 +103,7 @@ GetNumberOfPhysicalCpus()
                     while((_pos = line.find(itr)) != _npos)
                         line = line.replace(_pos, itr.length(), "");
                 }
-                core_ids.insert(line);
+                core_ids.insert(std::move(line));
             }
         }
         core_id_count = static_cast<unsigned>(core_ids.size());
diff --git a/source/UserTaskQueue.cc b/source/UserTaskQueue.cc
index d0af18e..3ab8078 100644
--- a/source/UserTaskQueue.cc
+++ b/source/UserTaskQueue.cc
@@ -296,7 +296,6 @@ UserTaskQueue::InsertTask(task_pointer&& task, ThreadData* data, intmax_t subq)
         if(insert_task(_n))
             return _n;
     }
-    return GetThreadBin();
 }
 
 //======================================================================================//