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wip - testing solve-eqs2, added as tactic

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This commit is contained in:
Nikolaj Bjorner 2022-11-05 22:42:59 -07:00
parent 4d8860c0bc
commit 6c12aaad74
12 changed files with 135 additions and 60 deletions
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26
src/ast/for_each_expr.h
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@ -170,15 +170,20 @@ bool has_skolem_functions(expr * n);
class subterms {
bool m_include_bound = false;
expr_ref_vector m_es;
subterms(expr_ref const& e, bool include_bound);
subterms(expr_ref_vector const& es, bool include_bound);
ptr_vector<expr>* m_esp = nullptr;
expr_mark* m_vp = nullptr;
subterms(expr_ref const& e, bool include_bound, ptr_vector<expr>* esp, expr_mark* vp);
subterms(expr_ref_vector const& es, bool include_bound, ptr_vector<expr>* esp, expr_mark* vp);
public:
~subterms() { if (m_vp) m_vp->reset(); }
class iterator {
bool m_include_bound = false;
expr_ref_vector m_es;
expr_mark m_visited;
bool m_include_bound = false;
ptr_vector<expr> m_es;
ptr_vector<expr>* m_esp = nullptr;
expr_mark m_visited;
expr_mark* m_visitedp = nullptr;
public:
iterator(subterms& f, bool start);
iterator(subterms& f, ptr_vector<expr>* esp, expr_mark* vp, bool start);
expr* operator*();
iterator operator++(int);
iterator& operator++();
@ -186,11 +191,10 @@ public:
bool operator!=(iterator const& other) const;
};
static subterms all(expr_ref const& e) { return subterms(e, true); }
static subterms ground(expr_ref const& e) { return subterms(e, false); }
static subterms all(expr_ref_vector const& e) { return subterms(e, true); }
static subterms ground(expr_ref_vector const& e) { return subterms(e, false); }
static subterms all(expr_ref const& e, ptr_vector<expr>* esp = nullptr, expr_mark* vp = nullptr) { return subterms(e, true, esp, vp); }
static subterms ground(expr_ref const& e, ptr_vector<expr>* esp = nullptr, expr_mark* vp = nullptr) { return subterms(e, false, esp, vp); }
static subterms all(expr_ref_vector const& e, ptr_vector<expr>* esp = nullptr, expr_mark* vp = nullptr) { return subterms(e, true, esp, vp); }
static subterms ground(expr_ref_vector const& e, ptr_vector<expr>* esp = nullptr, expr_mark* vp = nullptr) { return subterms(e, false, esp, vp); }
iterator begin();
iterator end();
};