| // PR c++/100367 | |
| // { dg-do compile { target c++20 } } | |
| #include <compare> | |
| struct iter { | |
| bool current; | |
| iter(iter &); | |
| }; | |
| constexpr bool operator==(const iter &, const iter &y) { | |
| return y.current; | |
| } | |
| void lexicographical_compare_three_way(iter a) { | |
| (a == a) <=> true; | |
| } |