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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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10
src/tactic/arith/bound_manager.cpp
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@ -214,22 +214,22 @@ 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;
}