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Rollup merge of #120976 - matthiaskrgr:constify_TL_statics, r=lcnr

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constify a couple thread_local statics
This commit is contained in:
Matthias Krüger 2024-03-04 22:16:30 +01:00 committed by GitHub
commit 706fe0b7d8
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4 changed files with 5 additions and 5 deletions
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2
compiler/rustc_data_structures/src/sync/worker_local.rs
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@ -42,7 +42,7 @@ pub struct Registry(Arc<RegistryData>);
thread_local! {
/// The registry associated with the thread.
/// This allows the `WorkerLocal` type to clone the registry in its constructor.
static REGISTRY: OnceCell<Registry> = OnceCell::new();
static REGISTRY: OnceCell<Registry> = const { OnceCell::new() };
}
struct ThreadData {

4
compiler/rustc_errors/src/markdown/term.rs
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@ -9,9 +9,9 @@ const DEFAULT_COLUMN_WIDTH: usize = 140;
thread_local! {
/// Track the position of viewable characters in our buffer
static CURSOR: Cell<usize> = Cell::new(0);
static CURSOR: Cell<usize> = const { Cell::new(0) };
/// Width of the terminal
static WIDTH: Cell<usize> = Cell::new(DEFAULT_COLUMN_WIDTH);
static WIDTH: Cell<usize> = const { Cell::new(DEFAULT_COLUMN_WIDTH) };
}
/// Print to terminal output to a buffer

2
library/proc_macro/src/bridge/client.rs
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@ -209,7 +209,7 @@ impl<'a> scoped_cell::ApplyL<'a> for BridgeStateL {
thread_local! {
static BRIDGE_STATE: scoped_cell::ScopedCell<BridgeStateL> =
scoped_cell::ScopedCell::new(BridgeState::NotConnected);
const { scoped_cell::ScopedCell::new(BridgeState::NotConnected) };
}
impl BridgeState<'_> {

2
library/proc_macro/src/bridge/server.rs
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@ -223,7 +223,7 @@ thread_local! {
/// This is required as the thread-local state in the proc_macro client does
/// not handle being re-entered, and will invalidate all `Symbol`s when
/// entering a nested macro.
static ALREADY_RUNNING_SAME_THREAD: Cell<bool> = Cell::new(false);
static ALREADY_RUNNING_SAME_THREAD: Cell<bool> = const { Cell::new(false) };
}
/// Keep `ALREADY_RUNNING_SAME_THREAD` (see also its documentation)