The 17-year-old, who is part Brazilian, trained with Mikel Arteta's senior squad earlier today.
The Athletic reports he will travel to Switzerland for tomorrow's match.
The left-back moved to Arsenal from West Brom in January and has made an instant impression at youth level.
He broke straight into Kevin Betsy's U23 side and then travelled to Germany with them in pre-season under new coach Mehmet Ali after Betsy left for Crawley Town.