| // PR c++/88095 |
| // Test class non-type template parameters for literal operator templates. |
| // Validate that non-literal class types are rejected. |
| // { dg-do compile { target c++20 } } |
| |
| struct non_literal_class { |
| constexpr non_literal_class(...) { } |
| ~non_literal_class() {} |
| // auto operator<=> (const non_literal_fixed_string&) = default; |
| }; |
| |
| template <non_literal_class> // { dg-error "11:is not a valid type for a template non-type parameter because it is not structural" } |
| int operator"" _udl(); // { dg-error "5:literal operator template .int operator\"\"_udl\\(\\). has invalid parameter list" } |
