Line data    Source code

       1              : // Copyright (C) 2025-2026 Free Software Foundation, Inc.
       2              : 
       3              : // This file is part of GCC.
       4              : 
       5              : // GCC is free software; you can redistribute it and/or modify it under
       6              : // the terms of the GNU General Public License as published by the Free
       7              : // Software Foundation; either version 3, or (at your option) any later
       8              : // version.
       9              : 
      10              : // GCC is distributed in the hope that it will be useful, but WITHOUT ANY
      11              : // WARRANTY; without even the implied warranty of MERCHANTABILITY or
      12              : // FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
      13              : // for more details.
      14              : 
      15              : // You should have received a copy of the GNU General Public License
      16              : // along with GCC; see the file COPYING3.  If not see
      17              : // <http://www.gnu.org/licenses/>.
      18              : 
      19              : #include "rust-hir-expr.h"
      20              : #include "rust-hir-generic-param.h"
      21              : #include "rust-hir-item.h"
      22              : #include "rust-hir-pattern.h"
      23              : #include "rust-hir-visitor.h"
      24              : #include "rust-unused-collector.h"
      25              : #include "rust-immutable-name-resolution-context.h"
      26              : 
      27              : namespace Rust {
      28              : namespace Analysis {
      29            9 : class UnusedChecker : public HIR::DefaultHIRVisitor
      30              : {
      31              : public:
      32              :   UnusedChecker ();
      33              :   void go (HIR::Crate &crate);
      34              : 
      35              : private:
      36              :   const Resolver2_0::NameResolutionContext &nr_context;
      37              :   Analysis::Mappings &mappings;
      38              :   UnusedContext unused_context;
      39              : 
      40              :   using HIR::DefaultHIRVisitor::visit;
      41              :   virtual void visit (HIR::TraitItemFunc &decl) override;
      42              :   virtual void visit (HIR::ConstantItem &item) override;
      43              :   virtual void visit (HIR::StaticItem &item) override;
      44              :   virtual void visit (HIR::IdentifierPattern &identifier) override;
      45              :   virtual void visit (HIR::AssignmentExpr &identifier) override;
      46              :   virtual void visit (HIR::StructPatternFieldIdent &identifier) override;
      47              :   virtual void visit (HIR::EmptyStmt &stmt) override;
      48              :   virtual void visit (HIR::Function &fct) override;
      49              :   virtual void visit (HIR::Module &mod) override;
      50              :   virtual void visit (HIR::LifetimeParam &lft) override;
      51              :   virtual void visit_loop_label (HIR::LoopLabel &label) override;
      52              : };
      53              : } // namespace Analysis
      54              : } // namespace Rust