1 files changed, 19 insertions, 0 deletions
diff --git a/src/test/rustdoc/hidden-line.rs b/src/test/rustdoc/hidden-line.rs
new file mode 100644
index 000000000..f2f6173d2
--- /dev/null
+++ b/src/test/rustdoc/hidden-line.rs
@@ -0,0 +1,19 @@
+/// The '# ' lines should be removed from the output, but the #[derive] should be
+/// retained.
+///
+/// ```rust
+/// # #[derive(PartialEq)] // invisible
+/// # struct Foo; // invisible
+///
+/// #[derive(PartialEq)] // Bar
+/// struct Bar(Foo);
+///
+/// fn test() {
+///     let x = Bar(Foo);
+///     assert_eq!(x, x); // check that the derivings worked
+/// }
+/// ```
+pub fn foo() {}
+
+// @!has hidden_line/fn.foo.html invisible
+// @matches - //pre "#\[derive\(PartialEq\)\] // Bar"