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//@ charon-args=--no-code-duplication
//@ [!borrow-check] aeneas-args=-test-trans-units
//@ [coq,fstar] subdir=misc
//! Tests with constants
// Integers
pub const X0: u32 = 0;
pub const X1: u32 = u32::MAX;
#[allow(clippy::let_and_return)]
pub const X2: u32 = {
let x = 3;
x
};
pub const X3: u32 = incr(32);
pub const fn incr(n: u32) -> u32 {
n + 1
}
// Pairs
pub const fn mk_pair0(x: u32, y: u32) -> (u32, u32) {
(x, y)
}
pub const fn mk_pair1(x: u32, y: u32) -> Pair<u32, u32> {
Pair { x, y }
}
pub const P0: (u32, u32) = mk_pair0(0, 1);
pub const P1: Pair<u32, u32> = mk_pair1(0, 1);
pub const P2: (u32, u32) = (0, 1);
pub const P3: Pair<u32, u32> = Pair { x: 0, y: 1 };
pub struct Pair<T1, T2> {
pub x: T1,
pub y: T2,
}
pub const Y: Wrap<i32> = Wrap::new(2);
pub const fn unwrap_y() -> i32 {
Y.value
}
pub const YVAL: i32 = unwrap_y();
pub struct Wrap<T> {
value: T,
}
impl<T> Wrap<T> {
pub const fn new(value: T) -> Wrap<T> {
Wrap { value }
}
}
// Additions
pub const fn get_z1() -> i32 {
const Z1: i32 = 3;
Z1
}
pub const fn add(a: i32, b: i32) -> i32 {
a + b
}
pub const fn get_z2() -> i32 {
add(Q1, add(get_z1(), Q3))
}
pub const Q1: i32 = 5;
pub const Q2: i32 = Q1;
pub const Q3: i32 = add(Q2, 3);
// Static
pub static S1: u32 = 6;
pub static S2: u32 = incr(S1);
pub static S3: Pair<u32, u32> = P3;
pub static S4: Pair<u32, u32> = mk_pair1(7, 8);
// Constants with generics
pub struct V<const N: usize, T> {
pub x: [T; N],
}
impl<const N: usize, T> V<N, T> {
pub const LEN: usize = N;
}
pub fn use_v<const N: usize, T>() -> usize {
V::<N, T>::LEN
}
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