mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-04-22 00:26:38 +00:00
Code Activity

forgot ceil

Browse source
This commit is contained in:
Jakob Rath 2021-12-24 06:57:40 +01:00
parent 28864e563c
commit 5886a8873c
1 changed files with 5 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

6
src/math/polysat/viable.cpp
View file

@ -293,6 +293,7 @@ namespace polysat {
rational const& b2 = e->interval.hi().val();
rational lhs = a1 * val + b1;
rational rhs = a2 * val + b2;
SASSERT(a1 != a2 && a1 != 0 && a2 != 0);
auto delta_l = [&](rational const& val) {
rational m1 = ceil((rhs + 1) / a2);
@ -300,6 +301,8 @@ namespace polysat {
rational m3 = (lhs - rhs + corr) / (a1 - a2);
if (m3 <= 0)
m3 = m1; // remove m3 from the minimum
else
m3 = ceil(m3);
return std::min(m1, m3) - 1;
};
@ -310,6 +313,8 @@ namespace polysat {
rational m3 = (lhs - rhs + corr) / (a2 - a1);
if (m3 <= 0)
m3 = m2; // remove m3 from the minimum
else
m3 = ceil(m3);
return std::min(m1, std::min(m2, m3)) - 1;
};
@ -320,7 +325,6 @@ namespace polysat {
// TODO: increase interval
LOG("refine-disequal-lin: " << " [" << lo << ", " << hi << "[");
// SASSERT(false);
SASSERT(0 <= lo);
SASSERT(hi <= max_value);