tests/ui/proc-macro/expand-with-a-macro.rs

   1 // run-pass
   2 // needs-unwind
   3 // aux-build:expand-with-a-macro.rs
   4
   5
   6 #![deny(warnings)]
   7
   8 #[macro_use]
   9 extern crate expand_with_a_macro;
  10
  11 use std::panic;
  12
  13 #[derive(A)]
  14 struct A;
  15
  16 fn main() {
  17     assert!(panic::catch_unwind(|| {
  18         A.a();
  19     }).is_err());
  20 }