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// check-pass
#![warn(forget_copy)]
use std::mem::forget;
use std::vec::Vec;
#[derive(Copy, Clone)]
struct SomeStruct;
struct AnotherStruct {
x: u8,
y: u8,
z: Vec<u8>,
}
impl Clone for AnotherStruct {
fn clone(&self) -> AnotherStruct {
AnotherStruct {
x: self.x,
y: self.y,
z: self.z.clone(),
}
}
}
fn main() {
let s1 = SomeStruct {};
let s2 = s1;
let s3 = &s1;
let mut s4 = s1;
let ref s5 = s1;
forget(s1); //~ WARN calls to `std::mem::forget`
forget(s2); //~ WARN calls to `std::mem::forget`
forget(s3); //~ WARN calls to `std::mem::forget`
forget(s4); //~ WARN calls to `std::mem::forget`
forget(s5); //~ WARN calls to `std::mem::forget`
let a1 = AnotherStruct {
x: 255,
y: 0,
z: vec![1, 2, 3],
};
let a2 = &a1;
let mut a3 = a1.clone();
let ref a4 = a1;
let a5 = a1.clone();
forget(a2); //~ WARN calls to `std::mem::forget`
let a3 = &a1;
forget(a3); //~ WARN calls to `std::mem::forget`
forget(a4); //~ WARN calls to `std::mem::forget`
let a5 = a1.clone();
forget(a5);
}
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