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#5753

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get_antecedent has to be well-founded. It got broken when using eval during propagation and egraph explain during conflict resolution.
This commit is contained in:
Nikolaj Bjorner 2022-01-15 09:35:25 -08:00
parent d09abdf58e
commit 74824ac901
10 changed files with 53 additions and 4547 deletions
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src/sat/smt/euf_solver.h
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@ -305,7 +305,9 @@ namespace euf {
void get_antecedents(literal l, ext_justification_idx idx, literal_vector& r, bool probing) override;
void get_antecedents(literal l, th_explain& jst, literal_vector& r, bool probing);
void add_antecedent(enode* a, enode* b);
void add_diseq_antecedent(enode* a, enode* b);
void add_diseq_antecedent(ptr_vector<size_t>& ex, enode* a, enode* b);
void add_explain(size_t* p) { m_explain.push_back(p); }
void reset_explain() { m_explain.reset(); }
void set_eliminated(bool_var v) override;
void asserted(literal l) override;
sat::check_result check() override;