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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2022-06-11 09:15:32 -07:00
parent 9cd339841a
commit 470bf27d1d
8 changed files with 128 additions and 73 deletions
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10
src/sat/smt/euf_internalize.cpp
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@ -358,6 +358,7 @@ namespace euf {
for (auto const& p : euf::enode_th_vars(n)) {
family_id id = p.get_id();
if (m.get_basic_family_id() != id) {
if (th_id != m.get_basic_family_id())
return true;
th_id = id;
@ -369,6 +370,8 @@ namespace euf {
for (enode* parent : euf::enode_parents(n)) {
app* p = to_app(parent->get_expr());
family_id fid = p->get_family_id();
if (is_beta_redex(parent, n))
continue;
if (fid != th_id && fid != m.get_basic_family_id())
return true;
}
@ -407,6 +410,13 @@ namespace euf {
return false;
}
bool solver::is_beta_redex(enode* p, enode* n) const {
for (auto const& th : enode_th_vars(p))
if (fid2solver(th.get_id())->is_beta_redex(p, n))
return true;
return false;
}
expr_ref solver::mk_eq(expr* e1, expr* e2) {
expr_ref _e1(e1, m);
expr_ref _e2(e2, m);