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fix a bug in lar_solver in queryaing if a column is int

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2019-08-01 11:44:39 -07:00
parent 0a29002c2f
commit db5ac5afa8
9 changed files with 26 additions and 24 deletions
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3
src/util/lp/lar_solver.cpp
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@ -512,7 +512,7 @@ bool lar_solver::move_non_basic_column_to_bounds(unsigned j) {
}
break;
default:
if (is_int(j) && !val.is_int()) {
if (column_is_int(j) && !val.is_int()) {
set_value_for_nbasic_column(j, impq(floor(val)));
return true;
}
@ -526,6 +526,7 @@ void lar_solver::set_value_for_nbasic_column(unsigned j, const impq & new_val) {
auto & x = m_mpq_lar_core_solver.m_r_x[j];
auto delta = new_val - x;
x = new_val;
m_mpq_lar_core_solver.m_r_solver.track_column_feasibility(j);
change_basic_columns_dependend_on_a_given_nb_column(j, delta);
}