Allow opaque types in trait impl headers and rely on coherence to reject unsound cases r? ````@lcnr```` fixes #99840
For more information about how rustc works, see the rustc dev guide.
Allow opaque types in trait impl headers and rely on coherence to reject unsound cases r? ````@lcnr```` fixes #99840
For more information about how rustc works, see the rustc dev guide.