Add missing extern crate rustc_driver

This commit is contained in:
bjorn3 2022-12-12 19:37:28 +00:00
parent ac8eaa1ba7
commit d7fa2ee3e6

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@ -24,6 +24,11 @@ extern crate rustc_parse;
extern crate rustc_session;
extern crate rustc_span;
// Necessary to pull in object code as the rest of the rustc crates are shipped only as rmeta
// files.
#[allow(unused_extern_crates)]
extern crate rustc_driver;
use std::cell::RefCell;
use std::collections::HashMap;
use std::fmt;