Merging upstream version 1.68.2+dfsg1.

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

1 files changed, 41 insertions, 0 deletions

diff --git a/tests/ui/or-patterns/macro-pat.rs b/tests/ui/or-patterns/macro-pat.rs
new file mode 100644
index 000000000..20d8f84c2
--- /dev/null
+++ b/tests/ui/or-patterns/macro-pat.rs
@@ -0,0 +1,41 @@
+// run-pass
+// edition:2021
+
+use Foo::*;
+
+#[allow(dead_code)]
+#[derive(Eq, PartialEq, Debug)]
+enum Foo {
+    A(u64),
+    B(u64),
+    C,
+    D,
+}
+
+macro_rules! foo {
+    ($orpat:pat, $val:expr) => {
+        match $val {
+            x @ ($orpat) => x, // leading vert would not be allowed in $orpat
+            _ => B(0xDEADBEEFu64),
+        }
+    };
+}
+
+macro_rules! bar {
+    ($orpat:pat, $val:expr) => {
+        match $val {
+            $orpat => 42, // leading vert allowed here
+            _ => 0xDEADBEEFu64,
+        }
+    };
+}
+
+fn main() {
+    // Test or-pattern.
+    let y = foo!(A(_)|B(_), A(32));
+    assert_eq!(y, A(32));
+
+    // Leading vert in or-pattern.
+    let y = bar!(|C| D, C);
+    assert_eq!(y, 42u64);
+}