rust/tests/ui/consts/const-struct.rs
2023-01-11 09:32:08 +00:00

33 lines
761 B
Rust

// run-pass
#![allow(non_camel_case_types)]
#![allow(non_upper_case_globals)]
use std::cmp;
#[derive(Debug)]
struct foo { a: isize, b: isize, c: isize }
impl cmp::PartialEq for foo {
fn eq(&self, other: &foo) -> bool {
(*self).a == (*other).a &&
(*self).b == (*other).b &&
(*self).c == (*other).c
}
fn ne(&self, other: &foo) -> bool { !(*self).eq(other) }
}
const x : foo = foo { a:1, b:2, c: 3 };
const y : foo = foo { b:2, c:3, a: 1 };
const z : &'static foo = &foo { a: 10, b: 22, c: 12 };
const w : foo = foo { a:5, ..x };
pub fn main() {
assert_eq!(x.b, 2);
assert_eq!(x, y);
assert_eq!(z.b, 22);
assert_eq!(w.a, 5);
assert_eq!(w.c, 3);
println!("{:#x}", x.b);
println!("{:#x}", z.c);
}