1 files changed, 63 insertions, 0 deletions
diff --git a/gcc/rust/util/rust-ggc.h b/gcc/rust/util/rust-ggc.h
new file mode 100644
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+++ b/gcc/rust/util/rust-ggc.h
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+// Copyright (C) 2025 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_GGC_H
+#define RUST_GGC_H
+
+#include "rust-system.h"
+#include "tree.h"
+
+namespace Rust {
+
+namespace GGC {
+
+class Ident
+{
+  tree inner;
+
+public:
+  Ident (const char *str);
+  Ident (const std::string &str);
+
+  bool operator== (const Ident &other) const { return inner == other.inner; }
+  bool operator== (const std::string &other) const;
+
+  const char *c_str () const { return IDENTIFIER_POINTER (inner); }
+  size_t size () const { return IDENTIFIER_LENGTH (inner); }
+
+  bool empty () const { return !size (); }
+
+  std::string as_string () const
+  {
+    return std::string (c_str (), c_str () + size ());
+  }
+
+  tree as_tree () const { return inner; }
+};
+
+static inline bool
+operator== (const std::string &a, const Ident &b)
+{
+  return b == a;
+}
+
+} // namespace GGC
+
+} // namespace Rust
+
+#endif // RUST_GGC_H