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restrict idiv-bound checks to bounded terms

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-03-03 19:11:22 -08:00
parent 752ac09fee
commit 7aa8b4ac2a
7 changed files with 54 additions and 47 deletions
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8
src/ast/expr_substitution.cpp
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@ -65,8 +65,8 @@ std::ostream& expr_substitution::display(std::ostream& out) {
}
void expr_substitution::insert(expr * c, expr * def, proof * def_pr, expr_dependency * def_dep) {
obj_map<expr, expr*>::obj_map_entry * entry = m_subst.insert_if_not_there2(c, 0);
if (entry->get_data().m_value == 0) {
obj_map<expr, expr*>::obj_map_entry * entry = m_subst.insert_if_not_there2(c, nullptr);
if (entry->get_data().m_value == nullptr) {
// new entry
m_manager.inc_ref(c);
m_manager.inc_ref(def);
@ -89,14 +89,14 @@ void expr_substitution::insert(expr * c, expr * def, proof * def_pr, expr_depend
entry->get_data().m_value = def;
if (proofs_enabled()) {
obj_map<expr, proof*>::obj_map_entry * entry_pr = m_subst_pr->find_core(c);
SASSERT(entry_pr != 0);
SASSERT(entry_pr != nullptr);
m_manager.inc_ref(def_pr);
m_manager.dec_ref(entry_pr->get_data().m_value);
entry_pr->get_data().m_value = def_pr;
}
if (unsat_core_enabled()) {
obj_map<expr, expr_dependency*>::obj_map_entry * entry_dep = m_subst_dep->find_core(c);
SASSERT(entry_dep != 0);
SASSERT(entry_dep != nullptr);
m_manager.inc_ref(def_dep);
m_manager.dec_ref(entry_dep->get_data().m_value);
entry_dep->get_data().m_value = def_dep;