+// run-rustfix
+// aux-build:proc_macro_derive.rs
+#![warn(clippy::useless_attribute)]
+#![warn(unreachable_pub)]
+#![feature(rustc_private)]
-#![warn(useless_attribute)]
+#[allow(dead_code)]
+#[cfg_attr(feature = "cargo-clippy", allow(dead_code))]
+#[rustfmt::skip]
+#[allow(unused_imports)]
+#[allow(unused_extern_crates)]
+#[macro_use]
+extern crate rustc_middle;
-#[allow(dead_code, unused_extern_crates)]
-extern crate clippy_lints;
+#[macro_use]
+extern crate proc_macro_derive;
// don't lint on unused_import for `use` items
#[allow(unused_imports)]
use std::collections;
+// don't lint on unused for `use` items
+#[allow(unused)]
+use std::option;
+
// don't lint on deprecated for `use` items
-mod foo { #[deprecated] pub struct Bar; }
+mod foo {
+ #[deprecated]
+ pub struct Bar;
+}
#[allow(deprecated)]
pub use foo::Bar;
-fn main() {}
+// This should not trigger the lint. There's lint level definitions inside the external derive
+// that would trigger the useless_attribute lint.
+#[derive(DeriveSomething)]
+struct Baz;
+
+// don't lint on unreachable_pub for `use` items
+mod a {
+ mod b {
+ #[allow(dead_code)]
+ #[allow(unreachable_pub)]
+ pub struct C {}
+ }
+
+ #[allow(unreachable_pub)]
+ pub use self::b::C;
+}
+
+fn test_indented_attr() {
+ #[allow(clippy::almost_swapped)]
+ use std::collections::HashSet;
+
+ let _ = HashSet::<u32>::default();
+}
+
+fn main() {
+ test_indented_attr();
+}