diff --git a/src/librustc/ty/layout.rs b/src/librustc/ty/layout.rs
index 6a2fdc6aab69b..f429053d8bb12 100644
--- a/src/librustc/ty/layout.rs
+++ b/src/librustc/ty/layout.rs
@@ -1190,9 +1190,7 @@ impl<'a, 'gcx, 'tcx> Layout {
 
                     // FIXME: should handle i128? signed-value based impl is weird and hard to
                     // grok.
-                    let (discr, signed) = Integer::repr_discr(tcx, ty, &hints[..],
-                                                              min,
-                                                              max);
+                    let (discr, signed) = Integer::repr_discr(tcx, ty, &def.repr, min, max);
                     return success(CEnum {
                         discr: discr,
                         signed: signed,
@@ -1309,7 +1307,7 @@ impl<'a, 'gcx, 'tcx> Layout {
                 // The general case.
                 let discr_max = (variants.len() - 1) as i64;
                 assert!(discr_max >= 0);
-                let (min_ity, _) = Integer::repr_discr(tcx, ty, &hints[..], 0, discr_max);
+                let (min_ity, _) = Integer::repr_discr(tcx, ty, &def.repr, 0, discr_max);
                 let mut align = dl.aggregate_align;
                 let mut size = Size::from_bytes(0);
 
diff --git a/src/librustc_metadata/decoder.rs b/src/librustc_metadata/decoder.rs
index 88c04d88a6fc0..abc3ffcf86b11 100644
--- a/src/librustc_metadata/decoder.rs
+++ b/src/librustc_metadata/decoder.rs
@@ -546,12 +546,12 @@ impl<'a, 'tcx> CrateMetadata {
         let did = self.local_def_id(item_id);
         let (kind, ty) = match item.kind {
             EntryKind::Enum(dt, _) => (ty::AdtKind::Enum, Some(dt.decode(self))),
-            EntryKind::Struct(_) => (ty::AdtKind::Struct, None),
-            EntryKind::Union(_) => (ty::AdtKind::Union, None),
+            EntryKind::Struct(_, _) => (ty::AdtKind::Struct, None),
+            EntryKind::Union(_, _) => (ty::AdtKind::Union, None),
             _ => bug!("get_adt_def called on a non-ADT {:?}", did),
         };
         let mut ctor_index = None;
-        let variants = if let EntryKind::Enum(_) = item.kind {
+        let variants = if let ty::AdtKind::Enum = kind {
             item.children
                 .decode(self)
                 .map(|index| {
diff --git a/src/librustc_metadata/encoder.rs b/src/librustc_metadata/encoder.rs
index b913f68e5842a..0f9491aaf15b4 100644
--- a/src/librustc_metadata/encoder.rs
+++ b/src/librustc_metadata/encoder.rs
@@ -661,7 +661,8 @@ impl<'a, 'tcx> EncodeContext<'a, 'tcx> {
             }
             hir::ItemForeignMod(_) => EntryKind::ForeignMod,
             hir::ItemTy(..) => EntryKind::Type,
-            hir::ItemEnum(..) => EntryKind::Enum(self.lazy(&tcx.lookup_adt_def(def_id).discr_ty), get_repr_options(&tcx, def_id)),
+            hir::ItemEnum(..) => EntryKind::Enum(self.lazy(&tcx.lookup_adt_def(def_id).discr_ty),
+                                                 get_repr_options(&tcx, def_id)),
             hir::ItemStruct(ref struct_def, _) => {
                 let variant = tcx.lookup_adt_def(def_id).struct_variant();