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https://github.com/Z3Prover/z3
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58 lines
1.2 KiB
C++
58 lines
1.2 KiB
C++
/*++
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Copyright (c) 2006 Microsoft Corporation
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Module Name:
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smt_checker.h
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Abstract:
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<abstract>
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Author:
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Leonardo de Moura (leonardo) 2008-06-20.
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Revision History:
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--*/
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#ifndef SMT_CHECKER_H_
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#define SMT_CHECKER_H_
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#include"ast.h"
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#include"obj_hashtable.h"
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namespace smt {
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class context;
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class checker {
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typedef obj_map<expr, bool> expr2bool;
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typedef obj_map<expr, enode *> expr2enode;
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context & m_context;
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ast_manager & m_manager;
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expr2bool m_is_true_cache[2];
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expr2enode m_to_enode_cache;
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unsigned m_num_bindings;
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enode * const * m_bindings;
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bool all_args(app * a, bool is_true);
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bool any_arg(app * a, bool is_true);
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bool check_core(expr * n, bool is_true);
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bool check(expr * n, bool is_true);
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enode * get_enode_eq_to_core(app * n);
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enode * get_enode_eq_to(expr * n);
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public:
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checker(context & c);
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bool is_sat(expr * n, unsigned num_bindings = 0, enode * const * bindings = 0);
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bool is_unsat(expr * n, unsigned num_bindings = 0, enode * const * bindings = 0);
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};
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};
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#endif /* SMT_CHECKER_H_ */
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