| // aux-build:modify-ast.rs | |
| extern crate modify_ast; | |
| use modify_ast::*; | |
| #[derive(Foo)] | |
| pub struct MyStructc { | |
| #[cfg_attr(my_cfg, foo)] | |
| _a: i32, | |
| } | |
| macro_rules! a { | |
| ($i:item) => ($i) | |
| } | |
| a! { | |
| #[assert1] | |
| pub fn foo() {} | |
| } | |
| fn main() { | |
| let _a = MyStructc { _a: 0 }; | |
| foo(); | |
| } |