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, 7 insertions, 0 deletions

diff --git a/src/test/ui/typeck/auxiliary/issue-81943-lib.rs b/src/test/ui/typeck/auxiliary/issue-81943-lib.rs
new file mode 100644
index 000000000..521c54f89
--- /dev/null
+++ b/src/test/ui/typeck/auxiliary/issue-81943-lib.rs
@@ -0,0 +1,7 @@
+pub fn g(t: i32) -> i32 { t }
+// This function imitates `dbg!` so that future changes
+// to its macro definition won't make this test a dud.
+#[macro_export]
+macro_rules! d {
+  ($e:expr) => { match $e { x => { $crate::g(x) } } }
+}