#![allow(dead_code, deprecated, unused_variables, unused_mut)]
fn main() {
    let value = isize::from_ne_bytes(
        if cfg!(target_endian = "big") {
            [0x12, 0x34, 0x56, 0x78, 0x90, 0x12, 0x34, 0x56]
        } else {
            [0x56, 0x34, 0x12, 0x90, 0x78, 0x56, 0x34, 0x12]
        },
    );
    assert_eq!(value, 0x1234567890123456);
}