Use 128 instead of 64 bits for DefPath hashes

[rust.git] / src / librustc_metadata / cstore_impl.rs

diff --git a/src/librustc_metadata/cstore_impl.rs b/src/librustc_metadata/cstore_impl.rs
index 1a2298d3fb1bacc2fb534674e3bf33dff9d5ba34..7478f902e061a321614af006535e68a6f129dcae 100644 (file)
--- a/src/librustc_metadata/cstore_impl.rs
+++ b/src/librustc_metadata/cstore_impl.rs
@@ -17,6 +17,7 @@
                             ExternCrate, NativeLibrary, MetadataLoader, LinkMeta,
                             LinkagePreference, LoadedMacro, EncodedMetadata};
 use rustc::hir::def;
+use rustc::ich;
 use rustc::middle::lang_items;
 use rustc::session::Session;
 use rustc::ty::{self, TyCtxt};
@@ -149,10 +150,8 @@ fn item_generics_cloned(&self, def: DefId) -> ty::Generics {
 
     fn implementations_of_trait(&self, filter: Option<DefId>) -> Vec<DefId>
     {
-        if let Some(def_id) = filter {
-            self.dep_graph.read(DepNode::MetaData(def_id));
-        }
         let mut result = vec![];
+
         self.iter_crate_data(|_, cdata| {
             cdata.get_implementations_for_trait(filter, &self.dep_graph, &mut result)
         });
@@ -339,7 +338,7 @@ fn def_path(&self, def: DefId) -> DefPath {
         self.get_crate_data(def.krate).def_path(def.index)
     }
 
-    fn def_path_hash(&self, def: DefId) -> u64 {
+    fn def_path_hash(&self, def: DefId) -> ich::Fingerprint {
         self.get_crate_data(def.krate).def_path_hash(def.index)
     }