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Use nullptr.

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This commit is contained in:
Bruce Mitchener 2018-02-12 14:05:55 +07:00
parent f01328c65f
commit 76eb7b9ede
625 changed files with 4639 additions and 4639 deletions
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18
src/smt/smt_relevancy.cpp
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@ -159,28 +159,28 @@ namespace smt {
}
relevancy_ehs * get_handlers(expr * n) {
relevancy_ehs * r = 0;
relevancy_ehs * r = nullptr;
m_relevant_ehs.find(n, r);
SASSERT(m_relevant_ehs.contains(n) || r == 0);
return r;
}
void set_handlers(expr * n, relevancy_ehs * ehs) {
if (ehs == 0)
if (ehs == nullptr)
m_relevant_ehs.erase(n);
else
m_relevant_ehs.insert(n, ehs);
}
relevancy_ehs * get_watches(expr * n, bool val) {
relevancy_ehs * r = 0;
relevancy_ehs * r = nullptr;
m_watches[val ? 1 : 0].find(n, r);
SASSERT(m_watches[val ? 1 : 0].contains(n) || r == 0);
return r;
}
void set_watches(expr * n, bool val, relevancy_ehs * ehs) {
if (ehs == 0)
if (ehs == nullptr)
m_watches[val ? 1 : 0].erase(n);
else
m_watches[val ? 1 : 0].insert(n, ehs);
@ -330,7 +330,7 @@ namespace smt {
return;
if (!is_relevant_core(n)) {
enode * e = m_context.find_enode(n);
if (e != 0) {
if (e != nullptr) {
enode * curr = e;
do {
set_relevant(curr->get_owner());
@ -376,7 +376,7 @@ namespace smt {
case l_undef:
break;
case l_true: {
expr * true_arg = 0;
expr * true_arg = nullptr;
unsigned num_args = n->get_num_args();
for (unsigned i = 0; i < num_args; i++) {
expr * arg = n->get_arg(i);
@ -400,7 +400,7 @@ namespace smt {
lbool val = m_context.find_assignment(n);
switch (val) {
case l_false: {
expr * false_arg = 0;
expr * false_arg = nullptr;
unsigned num_args = n->get_num_args();
for (unsigned i = 0; i < num_args; i++) {
expr * arg = n->get_arg(i);
@ -487,7 +487,7 @@ namespace smt {
}
relevancy_ehs * ehs = get_handlers(n);
while (ehs != 0) {
while (ehs != nullptr) {
ehs->head()->operator()(*this, n);
ehs = ehs->tail();
}
@ -510,7 +510,7 @@ namespace smt {
propagate_relevant_and(to_app(n));
}
relevancy_ehs * ehs = get_watches(n, val);
while (ehs != 0) {
while (ehs != nullptr) {
ehs->head()->operator()(*this, n, val);
ehs = ehs->tail();
}