src/test/ui/proc-macro/attr-cfg.rs

   1 // run-pass
   2 // aux-build:attr-cfg.rs
   3 // revisions: foo bar
   4
   5 extern crate attr_cfg;
   6 use attr_cfg::attr_cfg;
   7
   8 #[attr_cfg]
   9 fn outer() -> u8 {
  10     #[cfg(foo)]
  11     fn inner() -> u8 { 1 }
  12
  13     #[cfg(bar)]
  14     fn inner() -> u8 { 2 }
  15
  16     inner()
  17 }
  18
  19 #[cfg(foo)]
  20 fn main() {
  21     assert_eq!(outer(), 1);
  22 }
  23
  24 #[cfg(bar)]
  25 fn main() {
  26     assert_eq!(outer(), 2);
  27 }