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diff --git a/gcc/rust/hir/tree/rust-hir-simple-path.h b/gcc/rust/hir/tree/rust-hir-simple-path.h
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+++ b/gcc/rust/hir/tree/rust-hir-simple-path.h
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+// Copyright (C) 2020-2024 Free Software Foundation, Inc.
+
+// This file is part of GCC.
+
+// GCC is free software; you can redistribute it and/or modify it under
+// the terms of the GNU General Public License as published by the Free
+// Software Foundation; either version 3, or (at your option) any later
+// version.
+
+// GCC is distributed in the hope that it will be useful, but WITHOUT ANY
+// WARRANTY; without even the implied warranty of MERCHANTABILITY or
+// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+// for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with GCC; see the file COPYING3.  If not see
+// <http://www.gnu.org/licenses/>.
+
+#ifndef RUST_HIR_SIMPLE_PATH_H
+#define RUST_HIR_SIMPLE_PATH_H
+
+#include "rust-hir-map.h"
+
+namespace Rust {
+namespace HIR {
+
+class SimplePathSegment
+{
+  Analysis::NodeMapping mappings;
+
+public:
+  SimplePathSegment (Analysis::NodeMapping mappings) : mappings (mappings) {}
+
+  const Analysis::NodeMapping &get_mappings () const { return mappings; }
+};
+
+class SimplePath
+{
+  std::vector<SimplePathSegment> segments;
+  Analysis::NodeMapping mappings;
+  location_t locus;
+
+public:
+  SimplePath (std::vector<SimplePathSegment> segments,
+	      Analysis::NodeMapping mappings, location_t locus)
+    : segments (std::move (segments)), mappings (mappings), locus (locus)
+  {}
+
+  static HIR::SimplePath create_empty ()
+  {
+    return HIR::SimplePath ({}, Analysis::NodeMapping::get_error (),
+			    UNDEF_LOCATION);
+  }
+
+  bool is_error () const { return segments.empty (); }
+
+  const Analysis::NodeMapping &get_mappings () const { return mappings; }
+  location_t get_locus () const { return locus; }
+};
+
+} // namespace HIR
+} // namespace Rust
+
+#endif