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Fix crash exposed in QF_UFNIA

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Nikolaj Bjorner 2025-01-24 15:31:10 -08:00
parent 9e8dd68ee6
commit f6e7dcff47
4 changed files with 37 additions and 31 deletions
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5
src/ast/sls/sls_arith_base.h
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@ -122,8 +122,7 @@ namespace sls {
vector<std::pair<num_t, sat::bool_var>> m_linear_occurs;
sat::bool_var_vector m_bool_vars_of;
unsigned_vector m_clauses_of;
unsigned_vector m_muls;
unsigned_vector m_adds;
unsigned_vector m_muls, m_adds, m_ops;
optional<bound> m_lo, m_hi;
vector<num_t> m_finite_domain;
@ -277,6 +276,7 @@ namespace sls {
bool is_mul(var_t v) const { return m_vars[v].m_op == arith_op_kind::OP_MUL; }
bool is_add(var_t v) const { return m_vars[v].m_op == arith_op_kind::OP_ADD; }
bool is_op(var_t v) const { return m_vars[v].m_op != arith_op_kind::LAST_ARITH_OP && m_vars[v].m_op != arith_op_kind::OP_MUL && m_vars[v].m_op != arith_op_kind::OP_ADD; }
mul_def const& get_mul(var_t v) const { SASSERT(is_mul(v)); return m_muls[m_vars[v].m_def_idx]; }
add_def const& get_add(var_t v) const { SASSERT(is_add(v)); return m_adds[m_vars[v].m_def_idx]; }
@ -385,7 +385,6 @@ namespace sls {
double lookahead(expr* e, bool update_score);
void add_lookahead(bool_info& i, expr* e);
void add_lookahead(bool_info& i, sat::bool_var bv);
void add_lookahead(sat::bool_var bv);
ptr_vector<expr> const& get_fixable_exprs(expr* e);
bool apply_move(expr* f, ptr_vector<expr> const& vars, arith_move_type t);
expr* get_candidate_unsat();