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Assert state in sys/unsupported's RwLock::write_unlock.

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Co-authored-by: Joshua Nelson <joshua@yottadb.com>
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Mara Bos 2020-10-09 00:39:03 +02:00 committed by GitHub
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commit f1c3edbfab
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library/std/src/sys/unsupported/rwlock.rs
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@ -57,7 +57,7 @@ impl RWLock {
#[inline]
pub unsafe fn write_unlock(&self) {
self.mode.set(0);
assert_eq!(self.mode.replace(0), -1);
}
#[inline]