# Check if the 'final' keyword is supported AC_DEFUN([DUNE_CHECKFINAL],[ AC_CACHE_CHECK([for keyword 'final'], dune_cv_keyword_final, [ AC_LANG_PUSH([C++]) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ struct Foo { virtual void foo() final; }; ]], [])], dune_cv_keyword_final="yes", dune_cv_keyword_final="no") AC_LANG_POP([C++]) ]) AS_IF([test "x$dune_cv_keyword_final" = "xyes"], [AC_DEFINE_UNQUOTED(HAVE_KEYWORD_FINAL, 1, [does the compiler support the keyword 'final'?])],) AH_BOTTOM([#include <dune/common/final.hh>]) ])