Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

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
+}