// use std::mem::transmute;

const GLOB: u8 = 12;

fn lala(a: u8) {
    println!("stack: {:?}", (&a) as *const u8);
}

fn main() {
    println!("main:  {:?}", (main) as *const fn() -> ());
    println!("lala:  {:?}", (lala) as *const fn(u8) -> ());
    println!("GLOB:  {:?}", (&GLOB) as *const u8);
    // unsafe {
        // this is OK
        let x = &[0x48_u8,0x89,0xf8,0xc3];
        println!("data1: {:?}", (x) as *const u8);
        // println!("{}", transmute::<_, fn(i64)->i64>(x)(42));

        // this will cause SIGSEGV (Address boundary error)
        let x = [0x48_u8,0x89,0xf8,0xc3];
        println!("data2: {:?}", (&x) as *const u8);
        // println!("{}", transmute::<_, fn(i64)->i64>(&x)(666))
    // }
    lala(10);
}