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merge with master

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-03-25 14:57:01 -07:00
commit c513f3ca09
883 changed files with 13979 additions and 16480 deletions
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18
src/smt/theory_arith_aux.h
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@ -279,7 +279,7 @@ namespace smt {
return it;
}
}
return 0;
return nullptr;
}
template<typename Ext>
@ -357,7 +357,7 @@ namespace smt {
template<typename Ext>
parameter * theory_arith<Ext>::antecedents_t::params(char const* name) {
if (empty()) return 0;
if (empty()) return nullptr;
init();
m_params[0] = parameter(symbol(name));
return m_params.c_ptr();
@ -444,19 +444,19 @@ namespace smt {
template<typename Ext>
bool theory_arith<Ext>::at_bound(theory_var v) const {
bound * l = lower(v);
if (l != 0 && get_value(v) == l->get_value())
if (l != nullptr && get_value(v) == l->get_value())
return true;
bound * u = upper(v);
return u != 0 && get_value(v) == u->get_value();
return u != nullptr && get_value(v) == u->get_value();
}
template<typename Ext>
bool theory_arith<Ext>::is_fixed(theory_var v) const {
bound * l = lower(v);
if (l == 0)
if (l == nullptr)
return false;
bound * u = upper(v);
if (u == 0)
if (u == nullptr)
return false;
return l->get_value() == u->get_value();
}
@ -483,7 +483,7 @@ namespace smt {
while (true) {
column const & c = m_columns[v];
if (c.size() == 0)
return 0;
return nullptr;
int quasi_base_rid = -1;
typename svector<col_entry>::const_iterator it = c.begin_entries();
typename svector<col_entry>::const_iterator end = c.end_entries();
@ -533,7 +533,7 @@ namespace smt {
typename theory_arith<Ext>::col_entry const * theory_arith<Ext>::get_row_for_eliminating(theory_var v) const {
column const & c = m_columns[v];
if (c.size() == 0)
return 0;
return nullptr;
typename svector<col_entry>::const_iterator it = c.begin_entries();
typename svector<col_entry>::const_iterator end = c.end_entries();
for (; it != end; ++it) {
@ -556,7 +556,7 @@ namespace smt {
return it;
}
}
return 0;
return nullptr;
}
template<typename Ext>