From 218caa410aa38c29984be31a5229b9fa717560ee Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:19:13 +0200
Subject: Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tests/ui/lint/lint-invalid-atomic-ordering-int.rs | 130 ++++++++++++++++++++++
 1 file changed, 130 insertions(+)
 create mode 100644 tests/ui/lint/lint-invalid-atomic-ordering-int.rs

(limited to 'tests/ui/lint/lint-invalid-atomic-ordering-int.rs')

diff --git a/tests/ui/lint/lint-invalid-atomic-ordering-int.rs b/tests/ui/lint/lint-invalid-atomic-ordering-int.rs
new file mode 100644
index 000000000..462c9670f
--- /dev/null
+++ b/tests/ui/lint/lint-invalid-atomic-ordering-int.rs
@@ -0,0 +1,130 @@
+// FIXME: add support for `// only-atomic` to compiletest/header.rs
+// only-x86_64
+use std::sync::atomic::{AtomicI16, AtomicI32, AtomicI64, AtomicI8, AtomicIsize, Ordering};
+
+fn main() {
+    // `AtomicI8` test cases
+    let x = AtomicI8::new(0);
+
+    // Allowed load ordering modes
+    let _ = x.load(Ordering::Acquire);
+    let _ = x.load(Ordering::SeqCst);
+    let _ = x.load(Ordering::Relaxed);
+
+    // Allowed store ordering modes
+    x.store(1, Ordering::Release);
+    x.store(1, Ordering::SeqCst);
+    x.store(1, 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
+
+    // Disallowed store ordering modes
+    x.store(1, Ordering::Acquire);
+    //~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
+    x.store(1, Ordering::AcqRel);
+    //~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
+
+    // `AtomicI16` test cases
+    let x = AtomicI16::new(0);
+
+    // Allowed load ordering modes
+    let _ = x.load(Ordering::Acquire);
+    let _ = x.load(Ordering::SeqCst);
+    let _ = x.load(Ordering::Relaxed);
+
+    // Allowed store ordering modes
+    x.store(1, Ordering::Release);
+    x.store(1, Ordering::SeqCst);
+    x.store(1, 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
+
+    // Disallowed store ordering modes
+    x.store(1, Ordering::Acquire);
+    //~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
+    x.store(1, Ordering::AcqRel);
+    //~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
+
+    // `AtomicI32` test cases
+    let x = AtomicI32::new(0);
+
+    // Allowed load ordering modes
+    let _ = x.load(Ordering::Acquire);
+    let _ = x.load(Ordering::SeqCst);
+    let _ = x.load(Ordering::Relaxed);
+
+    // Allowed store ordering modes
+    x.store(1, Ordering::Release);
+    x.store(1, Ordering::SeqCst);
+    x.store(1, 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
+
+    // Disallowed store ordering modes
+    x.store(1, Ordering::Acquire);
+    //~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
+    x.store(1, Ordering::AcqRel);
+    //~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
+
+    // `AtomicI64` test cases
+    let x = AtomicI64::new(0);
+
+    // Allowed load ordering modes
+    let _ = x.load(Ordering::Acquire);
+    let _ = x.load(Ordering::SeqCst);
+    let _ = x.load(Ordering::Relaxed);
+
+    // Allowed store ordering modes
+    x.store(1, Ordering::Release);
+    x.store(1, Ordering::SeqCst);
+    x.store(1, 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
+
+    // Disallowed store ordering modes
+    x.store(1, Ordering::Acquire);
+    //~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
+    x.store(1, Ordering::AcqRel);
+    //~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
+
+    // `AtomicIsize` test cases
+    let x = AtomicIsize::new(0);
+
+    // Allowed load ordering modes
+    let _ = x.load(Ordering::Acquire);
+    let _ = x.load(Ordering::SeqCst);
+    let _ = x.load(Ordering::Relaxed);
+
+    // Allowed store ordering modes
+    x.store(1, Ordering::Release);
+    x.store(1, Ordering::SeqCst);
+    x.store(1, 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
+
+    // Disallowed store ordering modes
+    x.store(1, Ordering::Acquire);
+    //~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
+    x.store(1, Ordering::AcqRel);
+    //~^ ERROR atomic stores cannot have `Acquire` or `AcqRel` ordering
+}
-- 
cgit v1.2.3