tests/ui/syntax-extension-minor.rs

   1 // run-pass
   2
   3 #![feature(concat_idents)]
   4
   5 pub fn main() {
   6     struct Foo;
   7     let _: concat_idents!(F, oo) = Foo; // Test that `concat_idents!` can be used in type positions
   8
   9     let asdf_fdsa = "<.<".to_string();
  10     // concat_idents should have call-site hygiene.
  11     assert!(concat_idents!(asd, f_f, dsa) == "<.<".to_string());
  12
  13     assert_eq!(stringify!(use_mention_distinction), "use_mention_distinction");
  14 }