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std: reduce code size of set_current

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joboet
2024-04-02 11:27:34 +02:00
parent e2cf2cb303
commit e7b5730d36
1 changed files with 5 additions and 2 deletions
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7
library/std/src/thread/mod.rs
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@@ -684,9 +684,12 @@ thread_local! {
/// Sets the thread handle for the current thread. /// Sets the thread handle for the current thread.
/// ///
/// Panics if the handle has been set already or when called from a TLS destructor. /// Aborts if the handle has been set already to reduce code size.
pub(crate) fn set_current(thread: Thread) { pub(crate) fn set_current(thread: Thread) {
CURRENT.with(|current| current.set(thread).unwrap()); CURRENT.with(|current| match current.set(thread) {
Ok(()) => {}
Err(_) => rtabort!("should only be set once"),
});
} }
/// Gets a handle to the thread that invokes it. /// Gets a handle to the thread that invokes it.