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fn get_number() -> usize {
10
}
fn get_reference(n : &usize) -> &usize {
n
}
#[allow(many_single_char_names, double_parens)]
#[allow(unused_variables)]
#[warn(deref_addrof)]
fn main() {
let a = 10;
let aref = &a;
let b = *&a;
let b = *&get_number();
let b = *get_reference(&a);
let bytes : Vec<usize> = vec![1, 2, 3, 4];
let b = *&bytes[1..2][0];
//This produces a suggestion of 'let b = (a);' which
//will trigger the 'unused_parens' lint
let b = *&(a);
let b = *(&a);
let b = *((&a));
let b = *&&a;
let b = **&aref;
//This produces a suggestion of 'let b = *&a;' which
//will trigger the 'deref_addrof' lint again
let b = **&&a;
{
let mut x = 10;
let y = *&mut x;
}
{
//This produces a suggestion of 'let y = *&mut x' which
//will trigger the 'deref_addrof' lint again
let mut x = 10;
let y = **&mut &mut x;
}
}