Auto merge of #83900 - torhovland:issue-83832, r=jyn514

Add stability tags to ImportItem.

Fixes #83832.

src/test/rustdoc/reexport-stability-tags-deprecated-and-portability.rs

@@ -0,0 +1,48 @@
+#![crate_name = "foo"]
+#![feature(doc_cfg)]
+
+pub mod tag {
+    #[deprecated(since = "0.1.8", note = "Use bar() instead")]
+    pub trait Deprecated {}
+
+    #[doc(cfg(feature = "sync"))]
+    pub trait Portability {}
+
+    #[deprecated(since = "0.1.8", note = "Use bar() instead")]
+    #[doc(cfg(feature = "sync"))]
+    pub trait Both {}
+
+    pub trait None {}
+}
+
+// @has foo/mod1/index.html
+pub mod mod1 {
+    // @has - '//code' 'pub use tag::Deprecated;'
+    // @has - '//span' 'Deprecated'
+    // @!has - '//span' 'sync'
+    pub use tag::Deprecated;
+}
+
+// @has foo/mod2/index.html
+pub mod mod2 {
+    // @has - '//code' 'pub use tag::Portability;'
+    // @!has - '//span' 'Deprecated'
+    // @has - '//span' 'sync'
+    pub use tag::Portability;
+}
+
+// @has foo/mod3/index.html
+pub mod mod3 {
+    // @has - '//code' 'pub use tag::Both;'
+    // @has - '//span' 'Deprecated'
+    // @has - '//span' 'sync'
+    pub use tag::Both;
+}
+
+// @has foo/mod4/index.html
+pub mod mod4 {
+    // @has - '//code' 'pub use tag::None;'
+    // @!has - '//span' 'Deprecated'
+    // @!has - '//span' 'sync'
+    pub use tag::None;
+}

src/test/rustdoc/reexport-stability-tags-unstable-and-portability.rs

@@ -0,0 +1,61 @@
+#![crate_name = "foo"]
+#![feature(doc_cfg)]
+#![feature(staged_api)]
+#![stable(feature = "rust1", since = "1.0.0")]
+
+#[stable(feature = "rust1", since = "1.0.0")]
+pub mod tag {
+    #[unstable(feature = "humans", issue = "none")]
+    pub trait Unstable {}
+
+    #[stable(feature = "rust1", since = "1.0.0")]
+    #[doc(cfg(feature = "sync"))]
+    pub trait Portability {}
+
+    #[unstable(feature = "humans", issue = "none")]
+    #[doc(cfg(feature = "sync"))]
+    pub trait Both {}
+
+    #[stable(feature = "rust1", since = "1.0.0")]
+    pub trait None {}
+}
+
+// @has foo/mod1/index.html
+#[stable(feature = "rust1", since = "1.0.0")]
+pub mod mod1 {
+    // @has - '//code' 'pub use tag::Unstable;'
+    // @has - '//span' 'Experimental'
+    // @!has - '//span' 'sync'
+    #[stable(feature = "rust1", since = "1.0.0")]
+    pub use tag::Unstable;
+}
+
+// @has foo/mod2/index.html
+#[stable(feature = "rust1", since = "1.0.0")]
+pub mod mod2 {
+    // @has - '//code' 'pub use tag::Portability;'
+    // @!has - '//span' 'Experimental'
+    // @has - '//span' 'sync'
+    #[stable(feature = "rust1", since = "1.0.0")]
+    pub use tag::Portability;
+}
+
+// @has foo/mod3/index.html
+#[stable(feature = "rust1", since = "1.0.0")]
+pub mod mod3 {
+    // @has - '//code' 'pub use tag::Both;'
+    // @has - '//span' 'Experimental'
+    // @has - '//span' 'sync'
+    #[stable(feature = "rust1", since = "1.0.0")]
+    pub use tag::Both;
+}
+
+// @has foo/mod4/index.html
+#[stable(feature = "rust1", since = "1.0.0")]
+pub mod mod4 {
+    // @has - '//code' 'pub use tag::None;'
+    // @!has - '//span' 'Experimental'
+    // @!has - '//span' 'sync'
+    #[stable(feature = "rust1", since = "1.0.0")]
+    pub use tag::None;
+}