Added a test.

src/test/rustdoc/issue-83832.rs

@@ -0,0 +1,21 @@
+#![crate_name = "foo"]
+
+pub mod io {
+    #[deprecated(since = "0.1.8", note = "Use bar() instead")]
+    pub trait Reader {}
+    pub trait Writer {}
+}
+
+// @has foo/mod1/index.html
+pub mod mod1 {
+    // @has - '//code' 'pub use io::Reader;'
+    // @has - '//span' 'Deprecated'
+    pub use io::Reader;
+}
+
+// @has foo/mod2/index.html
+pub mod mod2 {
+    // @has - '//code' 'pub use io::Writer;'
+    // @!has - '//span' 'Deprecated'
+    pub use io::Writer;
+}