11de7ac2fb
4743: Add tracking of packed repr, use it to highlight unsafe refs r=matklad a=Nashenas88 Taking a reference to a misaligned field on a packed struct is an unsafe operation. Highlight that behavior. Currently, the misaligned part isn't tracked, so this highlight is a bit too aggressive. Fixes #4600 Co-authored-by: Paul Daniel Faria <Nashenas88@users.noreply.github.com> Co-authored-by: Paul Daniel Faria <nashenas88@users.noreply.github.com> Co-authored-by: Paul Daniel Faria <paulf@pop-os.localdomain>