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fix proof generation for euf-solver

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2023-07-23 14:31:44 -07:00
parent e64bab4bb8
commit 48deb4d3e0
6 changed files with 108 additions and 49 deletions
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4
src/sat/smt/arith_diagnostics.cpp
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@ -213,7 +213,9 @@ namespace arith {
args.push_back(s.literal2expr(lit));
}
for (unsigned i = m_eq_head; i < m_eq_tail; ++i) {
auto const& [x, y, is_eq] = a.m_arith_hint.eq(i);
auto [x, y, is_eq] = a.m_arith_hint.eq(i);
if (x->get_id() > y->get_id())
std::swap(x, y);
expr_ref eq(m.mk_eq(x->get_expr(), y->get_expr()), m);
if (!is_eq) eq = m.mk_not(eq);
args.push_back(arith.mk_int(1));