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allow calling lp().restore_x() only in case the number of column in lp() remained the same: it might grow

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2026-03-09 10:51:26 -10:00
parent 4e5695eb53
commit 78fa6d5ee8
3 changed files with 8 additions and 5 deletions
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4
src/math/lp/nra_solver.cpp
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@ -241,16 +241,16 @@ struct solver::imp {
lra.init_model();
for (lp::constraint_index ci : lra.constraints().indices())
if (!check_constraint(ci)) {
VERIFY(!m_coi.constraints().contains(ci));
IF_VERBOSE(0, verbose_stream() << "constraint " << ci << " violated\n";
lra.constraints().display(verbose_stream()));
UNREACHABLE();
return l_undef;
}
for (auto const &m : m_nla_core.emons()) {
if (!check_monic(m)) {
VERIFY(!m_coi.mons().contains(m.var()));
IF_VERBOSE(0, verbose_stream() << "monic " << m << " violated\n";
lra.constraints().display(verbose_stream()));
UNREACHABLE();
return l_undef;
}
}