mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-08-10 05:00:51 +00:00
Code Activity

add option to bypass model converter during constraint addition. Simplify model definitions that come from blocked clauses

Browse source 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-11-27 16:24:14 -08:00
parent 1101c927c9
commit fbae881ece
5 changed files with 65 additions and 13 deletions
Download patch file Download diff file Expand all files Collapse all files

33
src/solver/solver.cpp
View file

@ -178,24 +178,37 @@ bool solver::is_literal(ast_manager& m, expr* e) {
void solver::assert_expr(expr* f) {
expr_ref fml(f, get_manager());
model_converter_ref mc = get_model_converter();
mc = concat(mc0(), mc.get());
if (mc) {
(*mc)(fml);
if (m_enforce_model_conversion) {
model_converter_ref mc = get_model_converter();
mc = concat(mc0(), mc.get());
if (mc) {
(*mc)(fml);
}
}
assert_expr_core(fml);
}
void solver::assert_expr(expr* f, expr* t) {
ast_manager& m = get_manager();
expr_ref fml(f, m);
expr_ref fml(f, m);
expr_ref a(t, m);
model_converter_ref mc = get_model_converter();
mc = concat(mc0(), mc.get());
if (mc) {
(*mc)(fml);
// (*mc)(a);
if (m_enforce_model_conversion) {
model_converter_ref mc = get_model_converter();
mc = concat(mc0(), mc.get());
if (mc) {
(*mc)(fml);
// (*mc)(a);
}
}
assert_expr_core(fml, a);
}
void solver::collect_param_descrs(param_descrs & r) {
r.insert("solver.enforce_model_conversion", CPK_BOOL, "(default: true) enforce model conversion when asserting formulas");
}
void solver::updt_params(params_ref const & p) {
m_params.copy(p);
m_enforce_model_conversion = m_params.get_bool("solver.enforce_model_conversion", true);
}