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-rw-r--r--src/test/ui/lint/lint-invalid-atomic-ordering-ptr.rs30
1 files changed, 30 insertions, 0 deletions
diff --git a/src/test/ui/lint/lint-invalid-atomic-ordering-ptr.rs b/src/test/ui/lint/lint-invalid-atomic-ordering-ptr.rs
new file mode 100644
index 000000000..984f7edeb
--- /dev/null
+++ b/src/test/ui/lint/lint-invalid-atomic-ordering-ptr.rs
@@ -0,0 +1,30 @@
+// only-x86_64
+use std::sync::atomic::{AtomicPtr, Ordering};
+
+fn main() {
+ let ptr = &mut 5;
+ let other_ptr = &mut 10;
+ let x = AtomicPtr::new(ptr);
+
+ // Allowed load ordering modes
+ let _ = x.load(Ordering::Acquire);
+ let _ = x.load(Ordering::SeqCst);
+ let _ = x.load(Ordering::Relaxed);
+
+ // Disallowed load ordering modes
+ let _ = x.load(Ordering::Release);
+ //~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering
+ let _ = x.load(Ordering::AcqRel);
+ //~^ ERROR atomic loads cannot have `Release` or `AcqRel` ordering
+
+ // Allowed store ordering modes
+ x.store(other_ptr, Ordering::Release);
+ x.store(other_ptr, Ordering::SeqCst);
+ x.store(other_ptr, Ordering::Relaxed);
+
+ // Disallowed store ordering modes
+ x.store(other_ptr, Ordering::Acquire);
+ //~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
+ x.store(other_ptr, Ordering::AcqRel);
+ //~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
+}