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Rollup merge of #45882 - japaric:gh45802, r=kennytm

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fix core for targets with max-atomic-width = 0

closes #45802

cc @kennytm
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kennytm 2017-11-10 17:07:09 +08:00 committed by GitHub
commit 20e11db8f7
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src/libcore/sync/atomic.rs
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@ -927,6 +927,7 @@ impl<T> AtomicPtr<T> {
} }
} }
#[cfg(target_has_atomic = "ptr")]
#[stable(feature = "atomic_from", since = "1.23.0")] #[stable(feature = "atomic_from", since = "1.23.0")]
impl<T> From<*mut T> for AtomicPtr<T> { impl<T> From<*mut T> for AtomicPtr<T> {
#[inline] #[inline]