Erase regions better in `promote_candidate` Use `tcx.erase_regions` instead of manually walking through the substs.... this also makes the code slightly simpler 🙈 Fixes #100360 Fixes #89851
Erase regions better in `promote_candidate` Use `tcx.erase_regions` instead of manually walking through the substs.... this also makes the code slightly simpler 🙈 Fixes #100360 Fixes #89851