Don't ICE on return-type notation when promoting trait preds to associated type bounds Fixes #111846
For high-level intro to how type checking works in rustc, see the type checking chapter of the rustc dev guide.
Don't ICE on return-type notation when promoting trait preds to associated type bounds Fixes #111846
For high-level intro to how type checking works in rustc, see the type checking chapter of the rustc dev guide.