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have free variable utility use a class for more efficient re-use

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2014-09-15 16:14:22 -07:00
parent 73070585b8
commit c09903288f
39 changed files with 300 additions and 303 deletions
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14
src/muz/clp/clp_context.cpp
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@ -123,14 +123,14 @@ namespace datalog {
}
void ground(expr_ref& e) {
ptr_vector<sort> sorts;
get_free_vars(e, sorts);
if (m_ground.size() < sorts.size()) {
m_ground.resize(sorts.size());
expr_free_vars fv;
fv(e);
if (m_ground.size() < fv.size()) {
m_ground.resize(fv.size());
}
for (unsigned i = 0; i < sorts.size(); ++i) {
if (sorts[i] && !m_ground[i].get()) {
m_ground[i] = m.mk_fresh_const("c",sorts[i]);
for (unsigned i = 0; i < fv.size(); ++i) {
if (fv[i] && !m_ground[i].get()) {
m_ground[i] = m.mk_fresh_const("c", fv[i]);
}
}
m_var_subst(e, m_ground.size(), m_ground.c_ptr(), e);