src/test/ui-fulldeps/hash-stable-is-unstable.rs

// ignore-stage1

extern crate rustc_data_structures;
//~^ use of unstable library feature 'rustc_private'
extern crate rustc;
//~^ use of unstable library feature 'rustc_private'
extern crate rustc_macros;
//~^ use of unstable library feature 'rustc_private'

use rustc_macros::HashStable;
//~^ use of unstable library feature 'rustc_private'

#[derive(HashStable)]
//~^ use of unstable library feature 'rustc_private'
struct Test;