use std::cell::RefCell;
use std::ffi::CString;
-use std::lazy::SyncOnceCell;
use std::os::raw::{c_char, c_int};
use std::sync::{mpsc, Mutex};
use cranelift_jit::{JITBuilder, JITModule};
+// FIXME use std::lazy::SyncOnceCell once it stabilizes
+use once_cell::sync::OnceCell;
+
use crate::{prelude::*, BackendConfig};
use crate::{CodegenCx, CodegenMode};
}
/// The Sender owned by the rustc thread
-static GLOBAL_MESSAGE_SENDER: SyncOnceCell<Mutex<mpsc::Sender<UnsafeMessage>>> =
- SyncOnceCell::new();
+static GLOBAL_MESSAGE_SENDER: OnceCell<Mutex<mpsc::Sender<UnsafeMessage>>> = OnceCell::new();
/// A message that is sent from the jitted runtime to the rustc thread.
/// Senders are responsible for upholding `Send` semantics.