Merging upstream version 1.68.2+dfsg1.

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

1 files changed, 20 insertions, 0 deletions

diff --git a/tests/ui/proc-macro/smoke.rs b/tests/ui/proc-macro/smoke.rs
new file mode 100644
index 000000000..04625559b
--- /dev/null
+++ b/tests/ui/proc-macro/smoke.rs
@@ -0,0 +1,20 @@
+// run-pass
+
+#![allow(unused_must_use)]
+#![allow(path_statements)]
+// aux-build:derive-a.rs
+
+#[macro_use]
+extern crate derive_a;
+
+#[derive(Debug, PartialEq, A, Eq, Copy, Clone)]
+struct A;
+
+fn main() {
+    A;
+    assert_eq!(A, A);
+    A.clone();
+    let a = A;
+    let _c = a;
+    let _d = a;
+}