tests/ui/attributes/where-doc.rs

#![feature(where_clause_attrs)]
#![allow(invalid_doc_attributes)]

fn test()
where
#[doc(alias = ":(")]
//~^ ERROR most attributes are not supported in `where` clauses
//~| ERROR `#[doc(alias = "...")]` isn't allowed on where predicate
():,

#[doc(hidden)]
//~^ ERROR most attributes are not supported in `where` clauses
():,

#[doc = ""]
//~^ ERROR most attributes are not supported in `where` clauses
():,

// == That the doc attributes below don't trigger the error is a bug
#[doc()]
():,

#[doc(5)]
():,

#[doc]
():,

#[doc = 5]
():,

{ }

fn main() {}