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https://github.com/Z3Prover/z3
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45 lines
648 B
C++
45 lines
648 B
C++
/*++
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Copyright (c) 2006 Microsoft Corporation
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Module Name:
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smt_lookahead.h
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Abstract:
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Lookahead solver for SMT
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Author:
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nbjorner 2019-05-27.
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Revision History:
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--*/
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#pragma once
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#include "ast/ast.h"
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namespace smt {
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class context;
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class lookahead {
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context& ctx;
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ast_manager& m;
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struct compare;
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double get_score();
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void choose_rec(expr_ref_vector& trail, expr_ref_vector& result, unsigned depth, unsigned budget);
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public:
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lookahead(context& ctx);
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expr_ref choose(unsigned budget = 2000);
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expr_ref_vector choose_rec(unsigned depth);
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};
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}
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