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, 25 insertions, 0 deletions

diff --git a/src/test/ui/macros/doc-comment.rs b/src/test/ui/macros/doc-comment.rs
new file mode 100644
index 000000000..9de39e9b5
--- /dev/null
+++ b/src/test/ui/macros/doc-comment.rs
@@ -0,0 +1,25 @@
+// check-pass
+// Tests that we properly handle a nested macro expansion
+// involving a `#[doc]` attribute
+#![deny(missing_docs)]
+//! Crate docs
+
+macro_rules! doc_comment {
+    ($x:expr, $($tt:tt)*) => {
+        #[doc = $x]
+        $($tt)*
+    }
+}
+
+macro_rules! make_comment {
+    () => {
+        doc_comment!("Function docs",
+            pub fn bar() {}
+        );
+    }
+}
+
+
+make_comment!();
+
+fn main() {}