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enforce flat within QF_BV tactic, cap in-processing var-elim loops

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Nikolaj Bjorner 2022-10-27 20:10:55 -07:00
parent 1fae3aa152
commit a409a4a677
5 changed files with 15 additions and 13 deletions
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4
src/sat/sat_simplifier.cpp
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@ -229,6 +229,7 @@ namespace sat {
}
}
unsigned count = 0;
do {
if (m_subsumption)
subsume();
@ -240,8 +241,9 @@ namespace sat {
return;
if (!m_subsumption || m_sub_counter < 0)
break;
++count;
}
while (!m_sub_todo.empty());
while (!m_sub_todo.empty() && count < 20);
bool vars_eliminated = m_num_elim_vars > m_old_num_elim_vars;
if (m_need_cleanup || vars_eliminated) {