| error[E0053]: method `from` has an incompatible type for trait |
| --> $DIR/issue-90444.rs:3:16 |
| | |
| LL | fn from(_: fn((), (), &mut ())) -> Self { |
| | ^^^^^^^^^^^^^^^^^^^ |
| | | |
| | types differ in mutability |
| | help: change the parameter type to match the trait: `for<'a> fn((), (), &'a ())` |
| | |
| = note: expected signature `fn(for<'a> fn((), (), &'a ())) -> A` |
| found signature `fn(for<'a> fn((), (), &'a mut ())) -> A` |
| |
| error[E0053]: method `from` has an incompatible type for trait |
| --> $DIR/issue-90444.rs:11:16 |
| | |
| LL | fn from(_: fn((), (), u64)) -> Self { |
| | ^^^^^^^^^^^^^^^ |
| | | |
| | expected `u32`, found `u64` |
| | help: change the parameter type to match the trait: `fn((), (), u32)` |
| | |
| = note: expected signature `fn(fn((), (), u32)) -> B` |
| found signature `fn(fn((), (), u64)) -> B` |
| |
| error: aborting due to 2 previous errors |
| |
| For more information about this error, try `rustc --explain E0053`. |
