src/test/ui/unused/unused-doc-comments-for-macros.rs

   1 #![deny(unused_doc_comments)]
   2 #![feature(rustc_attrs)]
   3
   4 macro_rules! foo { () => {}; }
   5
   6 fn main() {
   7     /// line1 //~ ERROR: unused doc comment
   8     /// line2
   9     /// line3
  10     foo!();
  11
  12     // Ensure we still detect another doc-comment block.
  13     /// line1 //~ ERROR: unused doc comment
  14     /// line2
  15     /// line3
  16     foo!();
  17 }