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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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14
src/tactic/goal.cpp
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@ -137,10 +137,10 @@ void goal::push_back(expr * f, proof * pr, expr_dependency * d) {
}
void goal::quick_process(bool save_first, expr_ref& f, expr_dependency * d) {
expr* g = 0;
expr* g = nullptr;
if (!m().is_and(f) && !(m().is_not(f, g) && m().is_or(g))) {
if (!save_first) {
push_back(f, 0, d);
push_back(f, nullptr, d);
}
return;
}
@ -184,7 +184,7 @@ void goal::quick_process(bool save_first, expr_ref& f, expr_dependency * d) {
save_first = false;
}
else {
push_back(curr, 0, d);
push_back(curr, nullptr, d);
}
}
}
@ -253,7 +253,7 @@ void goal::assert_expr(expr * f, proof * pr, expr_dependency * d) {
}
void goal::assert_expr(expr * f, expr_dependency * d) {
assert_expr(f, proofs_enabled() ? m().mk_asserted(f) : 0, d);
assert_expr(f, proofs_enabled() ? m().mk_asserted(f) : nullptr, d);
}
void goal::get_formulas(ptr_vector<expr> & result) {
@ -289,7 +289,7 @@ void goal::update(unsigned i, expr * f, proof * pr, expr_dependency * d) {
quick_process(true, fr, d);
if (!m_inconsistent) {
if (m().is_false(fr)) {
push_back(f, 0, d);
push_back(f, nullptr, d);
}
else {
m().set(m_forms, i, fr);
@ -575,7 +575,7 @@ void goal::elim_redundancies() {
if (neg_lits.is_marked(atom))
continue;
if (pos_lits.is_marked(atom)) {
proof * p = 0;
proof * p = nullptr;
if (proofs_enabled()) {
proof * prs[2] = { pr(get_idx(atom)), pr(i) };
p = m().mk_unit_resolution(2, prs);
@ -592,7 +592,7 @@ void goal::elim_redundancies() {
if (pos_lits.is_marked(f))
continue;
if (neg_lits.is_marked(f)) {
proof * p = 0;
proof * p = nullptr;
if (proofs_enabled()) {
proof * prs[2] = { pr(get_not_idx(f)), pr(i) };
p = m().mk_unit_resolution(2, prs);