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fixing simplex

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2014-02-20 08:53:36 -08:00
parent fde48d2c0e
commit ea65f32914
3 changed files with 77 additions and 38 deletions
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3
src/smt/theory_pb.cpp
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@ -360,6 +360,7 @@ namespace smt {
theory_var slack;
bool_var abv2;
row r;
TRACE("pb", display(tout << abv <<"\n", rep););
if (m_ineq_rep.find(rep, abv2)) {
slack = abv2;
r = m_ineq_row_info.find(abv2).m_row;
@ -1286,10 +1287,10 @@ namespace smt {
if (m_enable_simplex) {
row_info r_info;
VERIFY(m_ineq_row_info.find(v, r_info));
m_simplex.del_row(r_info.m_row);
m_ineq_row_info.erase(v);
bool_var v2 = m_ineq_rep.find(r_info.m_rep);
if (v == v2) {
m_simplex.del_row(r_info.m_row);
m_ineq_rep.erase(r_info.m_rep);
}
}