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Remove RwLock::clone_guard.

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It's unused.
This commit is contained in:
Nicholas Nethercote 2023-03-30 13:00:28 +11:00
parent eeb5b782a6
commit 0ccb60096a
1 changed files with 0 additions and 12 deletions
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12
compiler/rustc_data_structures/src/sync.rs
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@ -578,18 +578,6 @@ impl<T> RwLock<T> {
self.write()
}
#[cfg(not(parallel_compiler))]
#[inline(always)]
pub fn clone_guard<'a>(rg: &ReadGuard<'a, T>) -> ReadGuard<'a, T> {
ReadGuard::clone(rg)
}
#[cfg(parallel_compiler)]
#[inline(always)]
pub fn clone_guard<'a>(rg: &ReadGuard<'a, T>) -> ReadGuard<'a, T> {
ReadGuard::rwlock(&rg).read()
}
#[cfg(not(parallel_compiler))]
#[inline(always)]
pub fn leak(&self) -> &T {