| extern crate autocfg; | |
| fn main() { | |
| let ac = autocfg::new(); | |
| ac.emit_rustc_version(1, 63); // #[cfg(rustc_1_63)] | |
| ac.emit_rustc_version(1, 81); // #[cfg(rustc_1_81)] | |
| ac.emit_rustc_version(1, 89); // #[cfg(rustc_1_89)] | |
| // Re-run if this file changes | |
| autocfg::rerun_path("build.rs"); | |
| } |