| // { dg-do run { target c++26 } } |
| // { dg-add-options no_pch } |
| |
| #include <charconv> |
| |
| #if defined(__cpp_lib_to_chars) && __cpp_lib_to_chars < 202306L |
| # error "Feature-test macro for std::to_chars has wrong value in <charconv>" |
| #endif |
| |
| #include <testsuite_hooks.h> |
| |
| void |
| test_result() |
| { |
| static_assert( ! std::is_convertible_v<std::to_chars_result, bool> ); |
| static_assert( std::is_constructible_v<bool, std::to_chars_result> ); |
| |
| std::to_chars_result res{}; |
| VERIFY( res ); |
| res.ec = std::errc::invalid_argument; |
| VERIFY( !res ); |
| } |
| |
| int main() |
| { |
| test_result(); |
| } |
