func f0x() {
        f := f0[string]
        f("a", "b", "c", "d")
        f0("a", "b", "c", "d")
}

func f1[A any, B interface{type A}](A, B)
func f1x() {
        f := f1[int]
        f(int(0), int(0))
        f1(int(0), int(0))
        f(0, 0)
        f1(0, 0)
}
*/

func f2[A any, B interface{ []A }](_ A, _ B) {}
func f2x() {
	f := f2[byte]