fix const in arr expression

This commit is contained in:
Simon Renblad 2024-10-22 12:07:15 +08:00
parent 49a84da2ce
commit aef7dcabae
3 changed files with 1 additions and 4 deletions

View File

@ -1,6 +1,5 @@
#![no_std]
#![no_main]
#![feature(const_in_array_repeat_expressions)]
#![feature(naked_functions)]
extern crate alloc;

View File

@ -1,6 +1,5 @@
#![no_std]
#![feature(never_type)]
#![feature(const_fn)]
extern crate alloc;

View File

@ -172,13 +172,12 @@ impl<'a, T> Iterator for Receiver<'a, T> where T: Clone {
#[macro_export]
/// Macro for initializing the sync_channel with static buffer and indexes.
/// Note that this requires `#![feature(const_in_array_repeat_expressions)]`
macro_rules! sync_channel {
($t: ty, $cap: expr) => {
{
use core::sync::atomic::{AtomicUsize, AtomicPtr};
use $crate::sync_channel::{Sender, Receiver};
static LIST: [AtomicPtr<$t>; $cap + 1] = [AtomicPtr::new(core::ptr::null_mut()); $cap + 1];
static LIST: [AtomicPtr<$t>; $cap + 1] = [const { AtomicPtr::new(core::ptr::null_mut()) }; $cap + 1];
static WRITE: AtomicUsize = AtomicUsize::new(0);
static READ: AtomicUsize = AtomicUsize::new(0);
(Sender::new(&LIST, &WRITE, &READ), Receiver::new(&LIST, &WRITE, &READ))