error: `IceEnum` is forbidden as the type of a const generic parameter | |
--> $DIR/issue-74255.rs:18:31 | |
| | |
LL | fn ice_struct_fn<const I: IceEnum>() {} | |
| ^^^^^^^ | |
| | |
= note: the only supported types are integers, `bool`, and `char` | |
help: add `#![feature(adt_const_params)]` to the crate attributes to enable more complex and user defined types | |
| | |
LL + #![feature(adt_const_params)] | |
| | |
error: aborting due to 1 previous error | |