1 files changed, 11 insertions, 4 deletions
diff --git a/gcc/rust/resolve/rust-forever-stack.h b/gcc/rust/resolve/rust-forever-stack.h
index 81468e5..75dd873 100644
--- a/gcc/rust/resolve/rust-forever-stack.h
+++ b/gcc/rust/resolve/rust-forever-stack.h
@@ -543,6 +543,13 @@ private:
   Node root;
 };
 
+enum class ResolutionMode
+{
+  Normal,
+  FromRoot,
+  FromExtern, // extern prelude
+};
+
 template <Namespace N> class ForeverStack
 {
 public:
@@ -672,14 +679,11 @@ public:
    */
   template <typename S>
   tl::optional<Rib::Definition> resolve_path (
-    const std::vector<S> &segments, bool has_opening_scope_resolution,
+    const std::vector<S> &segments, ResolutionMode mode,
     std::function<void (const S &, NodeId)> insert_segment_resolution,
     std::vector<Error> &collect_errors);
 
   // FIXME: Documentation
-  tl::optional<Resolver::CanonicalPath> to_canonical_path (NodeId id) const;
-
-  // FIXME: Documentation
   tl::optional<Rib &> to_rib (NodeId rib_id);
   tl::optional<const Rib &> to_rib (NodeId rib_id) const;
 
@@ -739,6 +743,9 @@ private:
     tl::optional<Node &> parent; // `None` only if the node is a root
   };
 
+  // private overload which allows specifying a starting point
+  tl::optional<Rib::Definition> get (Node &start, const Identifier &name);
+
   /* Should we keep going upon seeing a Rib? */
   enum class KeepGoing
   {