extern rustc_index

Author: sinkuu

clippy_lints/src/lib.rs

@@ -27,6 +27,8 @@ extern crate rustc_driver;
 #[allow(unused_extern_crates)]
 extern crate rustc_errors;
 #[allow(unused_extern_crates)]
+extern crate rustc_index;
+#[allow(unused_extern_crates)]
 extern crate rustc_mir;
 #[allow(unused_extern_crates)]
 extern crate rustc_target;

clippy_lints/src/redundant_clone.rs

@@ -13,12 +13,9 @@ use rustc::mir::{
 };
 use rustc::ty::{self, fold::TypeVisitor, Ty};
 use rustc::{declare_lint_pass, declare_tool_lint};
-use rustc_data_structures::{
-    bit_set::{BitSet, HybridBitSet},
-    fx::FxHashMap,
-    transitive_relation::TransitiveRelation,
-};
+use rustc_data_structures::{fx::FxHashMap, transitive_relation::TransitiveRelation};
 use rustc_errors::Applicability;
+use rustc_index::bit_set::{BitSet, HybridBitSet};
 use rustc_mir::dataflow::{
     do_dataflow, BitDenotation, BottomValue, DataflowResults, DataflowResultsCursor, DebugFormatted, GenKillSet,
 };