include statements for standard headers improved

diff --git a/include/deal.II/base/numbers.h b/include/deal.II/base/numbers.h
index f86bf25fbb150e22e2116f320356acac88e7cc5c..31b8c3d6c594e8f0e947c63e45cd027189e7ce7b 100644 (file)
--- a/include/deal.II/base/numbers.h
+++ b/include/deal.II/base/numbers.h
@@ -27,7 +27,8 @@
 
 #include <cmath>
 #include <complex>
-#include <cstdlib>
+#include <cstddef>
+#include <type_traits>
 
 #ifdef DEAL_II_COMPILER_CUDA_AWARE
 #  define DEAL_II_CUDA_HOST_DEV __host__ __device__

diff --git a/include/deal.II/base/types.h b/include/deal.II/base/types.h
index 8bbd8238ec1a764f170b984d2cff6cf2df27263b..586d09194bfc61a01ab35027b857ba21b41b9be9 100644 (file)
--- a/include/deal.II/base/types.h
+++ b/include/deal.II/base/types.h
@@ -19,7 +19,6 @@
 
 #include <deal.II/base/config.h>
 
-#include <cstddef>
 #include <cstdint>