1 files changed, 30 insertions, 0 deletions
diff --git a/src/test/ui/macros/macro-doc-raw-str-hashes.rs b/src/test/ui/macros/macro-doc-raw-str-hashes.rs
new file mode 100644
index 000000000..a003bff3c
--- /dev/null
+++ b/src/test/ui/macros/macro-doc-raw-str-hashes.rs
@@ -0,0 +1,30 @@
+// run-pass
+// The number of `#`s used to wrap the documentation comment should differ regarding the content.
+//
+// Related issue: #27489
+
+macro_rules! homura {
+    ($x:expr, #[$y:meta]) => (assert_eq!($x, stringify!($y)))
+}
+
+fn main() {
+    homura! {
+        r#"doc = r" Madoka""#,
+        /// Madoka
+    };
+
+    homura! {
+        r##"doc = r#" One quote mark: ["]"#"##,
+        /// One quote mark: ["]
+    };
+
+    homura! {
+        r##"doc = r#" Two quote marks: [""]"#"##,
+        /// Two quote marks: [""]
+    };
+
+    homura! {
+        r#####"doc = r####" Raw string ending sequences: ["###]"####"#####,
+        /// Raw string ending sequences: ["###]
+    };
+}