Merge pull request #13015 from bangerth/clean

Guard a forward declaration.
dealii · Nov 30, 2021 · ae3a233 · ae3a233
2 parents 1842c56 + caebe40
commit ae3a233
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/include/deal.II/base/multithread_info.h b/include/deal.II/base/multithread_info.h
@@ -25,11 +25,14 @@
 
 #  include <memory>
 
+#  ifdef DEAL_II_WITH_TASKFLOW
 // forward declaration from <taskflow/taskflow.hpp>
 namespace tf
 {
   class Executor;
 }
+#  endif
+
 
 DEAL_II_NAMESPACE_OPEN