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fix #6792, add scaffolding for type variables

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2023-07-07 17:22:56 -07:00
parent f5c069f899
commit 5806869ae4
8 changed files with 96 additions and 14 deletions
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15
src/math/lp/lar_solver.cpp
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@ -1858,7 +1858,8 @@ namespace lp {
m_mpq_lar_core_solver.m_r_upper_bounds[j] = up;
set_upper_bound_witness(j, ci);
insert_to_columns_with_changed_bounds(j);
} break;
break;
}
case GT:
y_of_bound = 1;
case GE: {
@ -1873,8 +1874,8 @@ namespace lp {
set_lower_bound_witness(j, ci);
m_mpq_lar_core_solver.m_column_types[j] = (low == m_mpq_lar_core_solver.m_r_upper_bounds[j] ? column_type::fixed : column_type::boxed);
insert_to_columns_with_changed_bounds(j);
} break;
break;
}
case EQ: {
auto v = numeric_pair<mpq>(right_side, zero_of_type<mpq>());
if (v > m_mpq_lar_core_solver.m_r_upper_bounds[j] || v < m_mpq_lar_core_solver.m_r_lower_bounds[j]) {
@ -1911,8 +1912,8 @@ namespace lp {
set_upper_bound_witness(j, ci);
m_mpq_lar_core_solver.m_column_types[j] = (up == m_mpq_lar_core_solver.m_r_lower_bounds[j] ? column_type::fixed : column_type::boxed);
insert_to_columns_with_changed_bounds(j);
} break;
break;
}
case GT:
y_of_bound = 1;
case GE: {
@ -1923,8 +1924,8 @@ namespace lp {
m_mpq_lar_core_solver.m_r_lower_bounds[j] = low;
set_lower_bound_witness(j, ci);
insert_to_columns_with_changed_bounds(j);
} break;
break;
}
case EQ: {
auto v = numeric_pair<mpq>(right_side, zero_of_type<mpq>());
if (v < m_mpq_lar_core_solver.m_r_lower_bounds[j]) {