According to ClassEscape grammar (https://tc39.es/ecma262/#prod-ClassEscape), "b" comes before
CharacterEscape :: IdentityEscape. Also, see the note in https://tc39.es/ecma262/#sec-classescape.
Created attachment 394453 [details]
Comment on attachment 394453 [details]
Thank you for review, Darin.
I will fix LayoutTests/js/regexp-unicode.html before landing this.
Created attachment 394461 [details]
Set reviewer and adjust regexp-unicode.html test.
Committed r258976: <https://trac.webkit.org/changeset/258976>
All reviewed patches have been landed. Closing bug and clearing flags on attachment 394461 [details].