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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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10
src/tactic/arith/bound_manager.cpp
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@ -201,22 +201,22 @@ bool bound_manager::is_disjunctive_bound(expr * f, expr_dependency * d) {
if (!m().is_or(f)) return false;
unsigned sz = to_app(f)->get_num_args();
if (sz == 0) return false;
expr * x, * y, * v = 0;
expr * x, * y, * v = nullptr;
bool is_int;
for (unsigned i = 0; i < sz; ++i) {
expr * e = to_app(f)->get_arg(i);
if (!m().is_eq(e, x, y)) return false;
if (is_uninterp_const(x) &&
is_numeral(y, n, is_int) && is_int &&
(x == v || v == 0)) {
if (v == 0) { v = x; lo = hi = n; }
(x == v || v == nullptr)) {
if (v == nullptr) { v = x; lo = hi = n; }
if (n < lo) lo = n;
if (n > hi) hi = n;
}
else if (is_uninterp_const(y) &&
is_numeral(x, n, is_int) && is_int &&
(y == v || v == 0)) {
if (v == 0) { v = y; lo = hi = n; }
(y == v || v == nullptr)) {
if (v == nullptr) { v = y; lo = hi = n; }
if (n < lo) lo = n;
if (n > hi) hi = n;
}