libstdc++-v3/testsuite/experimental/filesystem/iterators/106201.cc

   1 // { dg-do compile { target c++20 } }
   2 // { dg-require-filesystem-ts "" }
   3
   4 // PR libstdc++/106201 constraint recursion in path(Source const&) constructor.
   5
   6 #include <experimental/filesystem>
   7 #include <iterator>
   8 #include <concepts>
   9 namespace fs = std::experimental::filesystem;
  10 using I = std::counted_iterator<fs::directory_iterator>;
  11 static_assert( std::swappable<I> );
  12 using R = std::counted_iterator<fs::recursive_directory_iterator>;
  13 static_assert( std::swappable<R> );