Rollup merge of #31055 - steveklabnik:alt-tags, r=alexcrichton

[rust.git] / src / librustc / middle / dead.rs

diff --git a/src/librustc/middle/dead.rs b/src/librustc/middle/dead.rs
index ec1b447d7111b2d71678e82b368e1418ddd1fa37..1fa4093853b8199d10867094ac86307bc1c0609c 100644 (file)
--- a/src/librustc/middle/dead.rs
+++ b/src/librustc/middle/dead.rs
@@ -12,11 +12,13 @@
 // closely. The idea is that all reachable symbols are live, codes called
 // from live codes are live, and everything else is dead.
 
+use dep_graph::DepNode;
 use front::map as ast_map;
 use rustc_front::hir;
 use rustc_front::intravisit::{self, Visitor};
 
-use middle::{def, pat_util, privacy, ty};
+use middle::{pat_util, privacy, ty};
+use middle::def::Def;
 use middle::def_id::{DefId};
 use lint;
 
@@ -93,13 +95,13 @@ fn lookup_and_handle_definition(&mut self, id: &ast::NodeId) {
 
         self.tcx.def_map.borrow().get(id).map(|def| {
             match def.full_def() {
-                def::DefConst(_) | def::DefAssociatedConst(..) => {
+                Def::Const(_) | Def::AssociatedConst(..) => {
                     self.check_def_id(def.def_id());
                 }
                 _ if self.ignore_non_const_paths => (),
-                def::DefPrimTy(_) => (),
-                def::DefSelfTy(..) => (),
-                def::DefVariant(enum_id, variant_id, _) => {
+                Def::PrimTy(_) => (),
+                Def::SelfTy(..) => (),
+                Def::Variant(enum_id, variant_id) => {
                     self.check_def_id(enum_id);
                     if !self.ignore_variant_stack.contains(&variant_id) {
                         self.check_def_id(variant_id);
@@ -590,6 +592,7 @@ fn visit_trait_item(&mut self, trait_item: &hir::TraitItem) {
 }
 
 pub fn check_crate(tcx: &ty::ctxt, access_levels: &privacy::AccessLevels) {
+    let _task = tcx.dep_graph.in_task(DepNode::DeadCheck);
     let krate = tcx.map.krate();
     let live_symbols = find_live(tcx, access_levels, krate);
     let mut visitor = DeadVisitor { tcx: tcx, live_symbols: live_symbols };