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//@ check-pass
//@ revisions: current next
//@ ignore-compare-mode-next-solver (explicit revisions)
//@[next] compile-flags: -Znext-solver
//@ reference: attributes.diagnostic.do_not_recommend.syntax
trait Foo {}
trait Bar {}
trait Baz {}
#[diagnostic::do_not_recommend(not_accepted)]
//~^ WARNING `#[diagnostic::do_not_recommend]` does not expect any arguments
impl<T> Foo for T where T: Send {}
#[diagnostic::do_not_recommend(not_accepted = "foo")]
//~^ WARNING `#[diagnostic::do_not_recommend]` does not expect any arguments
impl<T> Bar for T where T: Send {}
#[diagnostic::do_not_recommend(not_accepted(42))]
//~^ WARNING `#[diagnostic::do_not_recommend]` does not expect any arguments
impl<T> Baz for T where T: Send {}
fn main() {}
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