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, 37 insertions, 0 deletions

diff --git a/src/test/ui/derives/deriving-copyclone.rs b/src/test/ui/derives/deriving-copyclone.rs
new file mode 100644
index 000000000..06b3157a7
--- /dev/null
+++ b/src/test/ui/derives/deriving-copyclone.rs
@@ -0,0 +1,37 @@
+// this will get a no-op Clone impl
+#[derive(Copy, Clone)]
+struct A {
+    a: i32,
+    b: i64
+}
+
+// this will get a deep Clone impl
+#[derive(Copy, Clone)]
+struct B<T> {
+    a: i32,
+    b: T
+}
+
+struct C; // not Copy or Clone
+#[derive(Clone)] struct D; // Clone but not Copy
+
+fn is_copy<T: Copy>(_: T) {}
+fn is_clone<T: Clone>(_: T) {}
+
+fn main() {
+    // A can be copied and cloned
+    is_copy(A { a: 1, b: 2 });
+    is_clone(A { a: 1, b: 2 });
+
+    // B<i32> can be copied and cloned
+    is_copy(B { a: 1, b: 2 });
+    is_clone(B { a: 1, b: 2 });
+
+    // B<C> cannot be copied or cloned
+    is_copy(B { a: 1, b: C }); //~ ERROR Copy
+    is_clone(B { a: 1, b: C }); //~ ERROR Clone
+
+    // B<D> can be cloned but not copied
+    is_copy(B { a: 1, b: D }); //~ ERROR Copy
+    is_clone(B { a: 1, b: D });
+}