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/******************************************************************************
* Top contributors (to current version):
* Yoni Zohar, Mathias Preiner
*
* This file is part of the cvc5 project.
*
* Copyright (c) 2009-2021 by the authors listed in the file AUTHORS
* in the top-level source directory and their institutional affiliations.
* All rights reserved. See the file COPYING in the top-level source
* directory for licensing information.
* ****************************************************************************
*
* The static learning preprocessing pass.
*/
#include "cvc5_private.h"
#ifndef CVC5__PREPROCESSING__PASSES__STATIC_LEARNING_H
#define CVC5__PREPROCESSING__PASSES__STATIC_LEARNING_H
#include "context/cdhashset.h"
#include "preprocessing/preprocessing_pass.h"
namespace cvc5 {
namespace preprocessing {
namespace passes {
class StaticLearning : public PreprocessingPass
{
public:
StaticLearning(PreprocessingPassContext* preprocContext);
protected:
PreprocessingPassResult applyInternal(
AssertionPipeline* assertionsToPreprocess) override;
private:
/** Collect children of flattened AND term. */
void flattenAnd(TNode node, std::vector<TNode>& children);
/** CD-cache for visiting nodes used by `flattenAnd`. */
context::CDHashSet<Node> d_cache;
};
} // namespace passes
} // namespace preprocessing
} // namespace cvc5
#endif /* CVC5__PREPROCESSING__PASSES__STATIC_LEARNING_H */
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