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fixes to mostly solver arith/euf and backtracking scopes

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This commit is contained in:
Nikolaj Bjorner 2020-10-26 11:06:34 -07:00
parent 1ee2ba2a9b
commit 8d76470a8a
25 changed files with 189 additions and 93 deletions
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6
src/sat/smt/euf_relevancy.cpp
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@ -31,8 +31,11 @@ namespace euf {
}
void solver::ensure_dual_solver() {
if (!m_dual_solver)
if (!m_dual_solver) {
m_dual_solver = alloc(sat::dual_solver, s().rlimit());
for (unsigned i = s().num_user_scopes(); i-- > 0; )
m_dual_solver->push();
}
}
void solver::add_root(unsigned n, sat::literal const* lits) {
@ -79,7 +82,6 @@ namespace euf {
continue;
expr* c = nullptr, *th = nullptr, *el = nullptr;
if (m.is_ite(e, c, th, el)) {
std::cout << mk_pp(c, m) << "\n";
sat::literal lit = expr2literal(c);
todo.push_back(c);
switch (s().value(lit)) {