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https://github.com/Z3Prover/z3
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45 lines
864 B
C++
45 lines
864 B
C++
/*++
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Copyright (c) 2013 Microsoft Corporation
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Module Name:
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tab_context.h
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Abstract:
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Tabulation/subsumption/cyclic proof context.
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Author:
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Nikolaj Bjorner (nbjorner) 2013-01-15
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Revision History:
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--*/
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#ifndef TAB_CONTEXT_H_
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#define TAB_CONTEXT_H_
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#include "ast/ast.h"
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#include "util/lbool.h"
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#include "util/statistics.h"
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#include "muz/base/dl_engine_base.h"
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namespace datalog {
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class context;
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class tab : public engine_base {
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class imp;
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imp* m_imp;
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public:
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tab(context& ctx);
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~tab() override;
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lbool query(expr* query) override;
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void cleanup() override;
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void reset_statistics() override;
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void collect_statistics(statistics& st) const override;
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void display_certificate(std::ostream& out) const override;
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expr_ref get_answer() override;
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};
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};
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#endif
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