use rustc::session::config::{self, OutputFilenames, Input, OutputType};
use rustc::session::Session;
use rustc::middle::cstore::LinkMeta;
-use rustc::hir::svh::Svh;
+use rustc_data_structures::svh::Svh;
use std::path::{Path, PathBuf};
use syntax::{ast, attr};
use syntax_pos::Span;