rustc-ap-rustc_ast 669.0.0

Automatically published version of the package `rustc_ast` in the rust-lang/rust repository from commit 9d09331e00b02f81c714b0c41ce3a38380dd36a2 The publishing script for this crate lives at: https://github.com/alexcrichton/rustc-auto-publish

Documentation

fn main() {
    println!("cargo:rerun-if-changed=build.rs");
    println!("cargo:rerun-if-env-changed=CFG_RELEASE_CHANNEL");
    println!("cargo:rerun-if-env-changed=CFG_DISABLE_UNSTABLE_FEATURES");
}