2 files changed, 12 insertions, 9 deletions
diff --git a/gcc/rust/util/rust-hir-map.cc b/gcc/rust/util/rust-hir-map.cc
index 4ffbff0..0f8f902 100644
--- a/gcc/rust/util/rust-hir-map.cc
+++ b/gcc/rust/util/rust-hir-map.cc
@@ -23,13 +23,6 @@
 namespace Rust {
 namespace Analysis {
 
-NodeMapping::NodeMapping (CrateNum crateNum, NodeId nodeId, HirId hirId,
-			  LocalDefId localDefId)
-  : crateNum (crateNum), nodeId (nodeId), hirId (hirId), localDefId (localDefId)
-{}
-
-NodeMapping::~NodeMapping () {}
-
 NodeMapping
 NodeMapping::get_error ()
 {
diff --git a/gcc/rust/util/rust-hir-map.h b/gcc/rust/util/rust-hir-map.h
index ccc873b..f689abf 100644
--- a/gcc/rust/util/rust-hir-map.h
+++ b/gcc/rust/util/rust-hir-map.h
@@ -53,8 +53,10 @@ class NodeMapping
 {
 public:
   NodeMapping (CrateNum crateNum, NodeId nodeId, HirId hirId,
-	       LocalDefId localDefId);
-  ~NodeMapping ();
+	       LocalDefId localDefId)
+    : crateNum (crateNum), nodeId (nodeId), hirId (hirId),
+      localDefId (localDefId)
+  {}
 
   static NodeMapping get_error ();
 
@@ -68,6 +70,14 @@ public:
 
   std::string as_string () const;
 
+  bool is_equal (const NodeMapping &other) const
+  {
+    return get_crate_num () == other.get_crate_num ()
+	   && get_nodeid () == other.get_nodeid ()
+	   && get_hirid () == other.get_hirid ()
+	   && get_local_defid () == other.get_local_defid ();
+  }
+
 private:
   CrateNum crateNum;
   NodeId nodeId;