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use std
/* checks that we can bind values in pattern matches.
exits with 11. */
type u = union
	`Int int
	`Chr char
	`Nil
;;

const main = {
	var v

	v = `Int 8
	match v
	| `Int 127:	std.exit(42)
	| `Int x:	std.exit(x)
	| `Chr 'a':	std.exit(4)
	| `Nil:		std.exit(6)
	| x:		std.die("Impossible match failure\n")
	;;
}