( TCH | 2021. 03. 23., k – 00:34 )

Parancsolj:

use std::ffi::CString;

fn datagen() -> CString {
    unsafe
    {
        let p: *mut i8 = 0 as *mut i8;
        CString::from_raw(p)
    }
}

fn main()
{
    unsafe {
        println!("s == {:?}", datagen());
    }
}

https://play.rust-lang.org/?version=stable&mode=debug&edition=2018&gist=8408f8cb36752f0135ec70128dafbd4d