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When encountering an unmet `Ty: [const] Trait` bound, if `Trait` is `#[const_trait]` and there's an `impl Trait for Ty` point at it. If local, suggest `impl const Trait for Ty`, otherwise just point at it.
```
error[E0277]: the trait bound `NonConstAdd: [const] Add` is not satisfied
--> $DIR/assoc-type.rs:37:16
|
LL | type Bar = NonConstAdd;
| ^^^^^^^^^^^
|
note: required by a bound in `Foo::Bar`
--> $DIR/assoc-type.rs:33:15
|
LL | type Bar: [const] Add;
| ^^^^^^^^^^^ required by this bound in `Foo::Bar`
help: make the `impl` of trait `Add` `const`
|
LL | impl const Add for NonConstAdd {
| +++++
```
```
error[E0277]: the trait bound `T: [const] PartialEq` is not satisfied
--> tests/ui/traits/const-traits/call-generic-method-fail.rs:5:5
|
5 | *t == *t
| ^^^^^^^^
|
note: trait `PartialEq` is implemented but not `const`
--> /home/gh-estebank/rust/library/core/src/ptr/const_ptr.rs:1590:1
|
1590 | impl<T: PointeeSized> PartialEq for *const T {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
note: trait `PartialEq` is implemented but not `const`
--> /home/gh-estebank/rust/library/core/src/ptr/mut_ptr.rs:2011:1
|
2011 | impl<T: PointeeSized> PartialEq for *mut T {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
```