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fix

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This commit is contained in:
Jakob Rath 2022-08-19 16:18:13 +02:00
parent c3e7bd34d0
commit ee208efdc5
1 changed files with 5 additions and 2 deletions
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src/math/polysat/solver.cpp
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@ -1245,11 +1245,14 @@ namespace polysat {
} }
if (all_unit) { if (all_unit) {
SASSERT(!intersection.is_currently_empty());
// Unit intervals from all constraints // Unit intervals from all constraints
// => build constraint from intersection of forbidden intervals // => build constraint from intersection of forbidden intervals
// z \not\in [l;u[ <=> z - l >= u - l // z \not\in [l;u[ <=> z - l >= u - l
if (intersection.is_proper()) {
auto c_new = ule(intersection.hi() - intersection.lo(), z - intersection.lo()); auto c_new = ule(intersection.hi() - intersection.lo(), z - intersection.lo());
out_lits.push_back(c_new.blit()); out_lits.push_back(c_new.blit());
}
return; return;
} else { } else {
out_lits.shrink(out_lits_original_size); out_lits.shrink(out_lits_original_size);