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// Copyright (c) 2017 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#ifndef LIBSPIRV_OPT_CFG_CLEANUP_PASS_H_
#define LIBSPIRV_OPT_CFG_CLEANUP_PASS_H_

#include "function.h"
#include "mem_pass.h"
#include "module.h"

namespace spvtools {
namespace opt {

class CFGCleanupPass : public MemPass {
 public:
  CFGCleanupPass() = default;
  const char* name() const override { return "cfg-cleanup"; }
  Status Process(ir::IRContext* c) override;

  ir::IRContext::Analysis GetPreservedAnalyses() override {
    return ir::IRContext::kAnalysisDefUse;
  }

 private:
  // Initialize the pass.
  void Initialize(ir::IRContext* c);
};

}  // namespace opt
}  // namespace spvtools

#endif