public class Foo {
    public init?(
        arg1: Swift.Bool,
        arg2: Swift.Int8,
        arg3: Swift.Int16,
        arg4: Swift.Int32,
        arg5: Swift.Int64,
        arg6: Swift.Double,
        arg7: Swift.Float,
        arg8: Swift.Unicode.UTF16.CodeUnit
    ) {
        stub()
    }
    public init(
        arg1: Swift.UInt8,
        arg2: Swift.UInt16,
        arg3: Swift.UInt32,
        arg4: Swift.UInt64
    ) {
        stub()
    }
    public required init(
        arg1: Swift.UInt8,
        arg2: Swift.UInt16,
        arg3: Swift.UInt32,
        arg4: Swift.UInt64
    ) {
        stub()
    }
    public convenience init(
        arg1: Swift.UInt8,
        arg2: Swift.UInt16,
        arg3: Swift.UInt32,
        arg4: Swift.UInt64
    ) {
        stub()
    }
}