Auto merge of #49757 - GuillaumeGomez:never-search, r=QuietMisdreavus

Add specific never search

Fixes #49529.

r? @QuietMisdreavus

2 files changed, 25 insertions, 0 deletions

diff --git a/src/test/ui/feature-gate-doc_alias.rs b/src/test/ui/feature-gate-doc_alias.rs
new file mode 100644
index 00000000000..1503dfe81fb
--- /dev/null
+++ b/src/test/ui/feature-gate-doc_alias.rs
@@ -0,0 +1,14 @@
+// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+#[doc(alias = "foo")] //~ ERROR: #[doc(alias = "...")] is experimental
+pub struct Foo;
+
+fn main() {}
diff --git a/src/test/ui/feature-gate-doc_alias.stderr b/src/test/ui/feature-gate-doc_alias.stderr
new file mode 100644
index 00000000000..a987e03c0aa
--- /dev/null
+++ b/src/test/ui/feature-gate-doc_alias.stderr
@@ -0,0 +1,11 @@
+error[E0658]: #[doc(alias = "...")] is experimental (see issue #50146)
+  --> $DIR/feature-gate-doc_alias.rs:11:1
+   |
+LL | #[doc(alias = "foo")] //~ ERROR: #[doc(alias = "...")] is experimental
+   | ^^^^^^^^^^^^^^^^^^^^^
+   |
+   = help: add #![feature(doc_alias)] to the crate attributes to enable
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0658`.