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, 11 insertions, 0 deletions

diff --git a/src/test/ui/macros/auxiliary/foreign-crate-macro-pat.rs b/src/test/ui/macros/auxiliary/foreign-crate-macro-pat.rs
new file mode 100644
index 000000000..26d4c96d5
--- /dev/null
+++ b/src/test/ui/macros/auxiliary/foreign-crate-macro-pat.rs
@@ -0,0 +1,11 @@
+// edition:2018
+
+#[macro_export]
+macro_rules! custom_matches {
+    ($expression:expr, $( $pattern:pat )|+ $( if $guard: expr )? $(,)?) => {
+        match $expression {
+            $( $pattern )|+ $( if $guard )? => true,
+            _ => false
+        }
+    }
+}