https://stackoverflow.com/questions/48270127/can-a-1-a-2-a-3-ever-evaluate-to-true

can-a-1-a-2-a-3-ever-evaluate-to-true.swift

typealias Int = MyInt

struct MyInt: ExpressibleByIntegerLiteral, Equatable {
    typealias IntegerLiteralType = Swift.Int
    let value: Swift.Int
    
    init(integerLiteral value: Swift.Int) {
        self.value = value
    }

    static func ==(lhs: MyInt, rhs: MyInt) -> Bool {
        return true
    }
}

// -------

var a: Int = 1

if a == 1 && a == 2 && a == 3 {
    print("It works!!")
}