Don't import atomics unless supported by the platform

rust-lang · Aug 24, 2020 · 5aac94a · 5aac94a
1 parent 602dd14
commit 5aac94a
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/library/core/src/intrinsics.rs b/library/core/src/intrinsics.rs
@@ -59,6 +59,7 @@ use crate::mem;
 
 // These imports are used for simplifying intra-doc links
 #[allow(unused_imports)]
+#[cfg(all(target_has_atomic = "8", target_has_atomic = "32", target_has_atomic = "ptr"))]
 use crate::sync::atomic::{self, AtomicBool, AtomicI32, AtomicIsize, AtomicU32, Ordering};
 
 #[stable(feature = "drop_in_place", since = "1.8.0")]