Rollup of 7 pull requests
Successful merges:
- #85800 (Fix some diagnostic issues with const_generics_defaults feature gate)
- #85823 (Do not suggest ampmut if rhs is already mutable)
- #86153 (Print dummy spans as `no-location`)
- #86174 (Detect incorrect vtable alignment during const eval)
- #86189 (Make `relate_type_and_mut` public)
- #86205 (Run full const-generics test for issue-72293)
- #86217 (Remove "generic type" in boxed.rs)
Failed merges:
r? `@ghost`
`@rustbot` modify labels: rollup