Export C++23 status to config.h.

diff --git a/cmake/checks/check_01_cxx_features.cmake b/cmake/checks/check_01_cxx_features.cmake
index e15dd2b217616d2fa4f1473792bd6709ea9d8e30..509f11e2acacb8c36de3d776bd3722cd0f0ca81c 100644 (file)
--- a/cmake/checks/check_01_cxx_features.cmake
+++ b/cmake/checks/check_01_cxx_features.cmake
@@ -20,6 +20,7 @@
 #
 #   DEAL_II_HAVE_CXX17
 #   DEAL_II_HAVE_CXX20
+#   DEAL_II_HAVE_CXX23
 #
 #   DEAL_II_HAVE_FP_EXCEPTIONS
 #   DEAL_II_HAVE_COMPLEX_OPERATOR_OVERLOADS

diff --git a/include/deal.II/base/config.h.in b/include/deal.II/base/config.h.in
index ed1deb8ebf2faf784f70f1851db340f7164bf37b..9ca48428da0fda7bd6fb4701492fb49b533c35c1 100644 (file)
--- a/include/deal.II/base/config.h.in
+++ b/include/deal.II/base/config.h.in
@@ -153,6 +153,7 @@
 #cmakedefine DEAL_II_HAVE_CXX14
 #cmakedefine DEAL_II_HAVE_CXX17
 #cmakedefine DEAL_II_HAVE_CXX20
+#cmakedefine DEAL_II_HAVE_CXX23
 
 /**
  * If we have C++20 available, we can have concepts and requires