//ww:run
// A module-global const []u8 widened into a tagged-union call arg —
// the slice twin of globalconst_str_widen (path's const dot/dotdot
// shape).
package main;

const gb: []u8 = ['x', 'y', 'z'];

fn f(x: ([]u8 | i32)) i32 = {
	match (x) {
	case let s: []u8 => {
		if (len(s) != 3) { return 1; };
		if (s[2] != 122u8) { return 2; };
		return 0;
	};
	case let v: i32 => { return 3; };
	};
	return 4;
};

fn main() i32 = {
	return f(gb);
};