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don't crash on null_literal

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Jakob Rath 2023-08-18 15:30:39 +02:00
parent 5bd35d764f
commit e09636065b
1 changed files with 2 additions and 0 deletions
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src/math/polysat/solver.cpp
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@ -1643,6 +1643,8 @@ namespace polysat {
}
std::ostream& lit_pp::display(std::ostream& out) const {
if (lit == sat::null_literal)
return out << "<null_literal>";
signed_constraint const c = s.lit2cnstr(lit);
out << lpad(5, lit) << ": " << rpad(30, c);
if (!c)