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, 69 insertions, 0 deletions

diff --git a/src/tools/clippy/tests/ui/derive_ord_xor_partial_ord.rs b/src/tools/clippy/tests/ui/derive_ord_xor_partial_ord.rs
new file mode 100644
index 000000000..6f12d36d7
--- /dev/null
+++ b/src/tools/clippy/tests/ui/derive_ord_xor_partial_ord.rs
@@ -0,0 +1,69 @@
+#![warn(clippy::derive_ord_xor_partial_ord)]
+#![allow(clippy::unnecessary_wraps)]
+
+use std::cmp::Ordering;
+
+#[derive(PartialOrd, Ord, PartialEq, Eq)]
+struct DeriveBoth;
+
+impl PartialEq<u64> for DeriveBoth {
+    fn eq(&self, _: &u64) -> bool {
+        true
+    }
+}
+
+impl PartialOrd<u64> for DeriveBoth {
+    fn partial_cmp(&self, _: &u64) -> Option<Ordering> {
+        Some(Ordering::Equal)
+    }
+}
+
+#[derive(Ord, PartialEq, Eq)]
+struct DeriveOrd;
+
+impl PartialOrd for DeriveOrd {
+    fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
+        Some(other.cmp(self))
+    }
+}
+
+#[derive(Ord, PartialEq, Eq)]
+struct DeriveOrdWithExplicitTypeVariable;
+
+impl PartialOrd<DeriveOrdWithExplicitTypeVariable> for DeriveOrdWithExplicitTypeVariable {
+    fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
+        Some(other.cmp(self))
+    }
+}
+
+#[derive(PartialOrd, PartialEq, Eq)]
+struct DerivePartialOrd;
+
+impl std::cmp::Ord for DerivePartialOrd {
+    fn cmp(&self, other: &Self) -> Ordering {
+        Ordering::Less
+    }
+}
+
+#[derive(PartialOrd, PartialEq, Eq)]
+struct ImplUserOrd;
+
+trait Ord {}
+
+// We don't want to lint on user-defined traits called `Ord`
+impl Ord for ImplUserOrd {}
+
+mod use_ord {
+    use std::cmp::{Ord, Ordering};
+
+    #[derive(PartialOrd, PartialEq, Eq)]
+    struct DerivePartialOrdInUseOrd;
+
+    impl Ord for DerivePartialOrdInUseOrd {
+        fn cmp(&self, other: &Self) -> Ordering {
+            Ordering::Less
+        }
+    }
+}
+
+fn main() {}