| //@edition: 2018 | |
| // https://github.com/rust-lang/rust/issues/98291 | |
| macro_rules! wrap { | |
| () => { | |
| macro_rules! _a { | |
| () => { | |
| "" | |
| }; | |
| } | |
| }; | |
| } | |
| wrap!(); | |
| fn main() { | |
| format_args!(a!()); //~ ERROR: cannot find macro `a` in this scope | |
| env!(a!()); //~ ERROR: cannot find macro `a` in this scope | |
| } |