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, 13 insertions, 0 deletions

diff --git a/src/test/ui/stdlib-unit-tests/matches2021.rs b/src/test/ui/stdlib-unit-tests/matches2021.rs
new file mode 100644
index 000000000..9143a8cdd
--- /dev/null
+++ b/src/test/ui/stdlib-unit-tests/matches2021.rs
@@ -0,0 +1,13 @@
+// run-pass
+// edition:2021
+
+// regression test for https://github.com/rust-lang/rust/pull/85678
+
+#![feature(assert_matches)]
+
+use std::assert_matches::assert_matches;
+
+fn main() {
+    assert!(matches!((), ()));
+    assert_matches!((), ());
+}