Fix compilation with GCC11 and minimal dependencies.

diff --git a/include/deal.II/base/thread_local_storage.h b/include/deal.II/base/thread_local_storage.h
index 2a840c638debe088ab00bffe6c7d0b31b4d61f3a..10a9388b305049832c9c9a5bef154c82e6a7f43a 100644 (file)
--- a/include/deal.II/base/thread_local_storage.h
+++ b/include/deal.II/base/thread_local_storage.h
@@ -23,6 +23,7 @@
 
 #  include <list>
 #  include <map>
+#  include <memory>
 #  include <shared_mutex>
 #  include <thread>
 #  include <vector>