[SMTChecker] Fix nullptr deref

This commit is contained in:
Leonardo Alt 2019-03-21 15:46:54 +01:00
parent 867e5bc64d
commit de89733bd6

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@ -791,7 +791,7 @@ void SMTChecker::endVisit(Literal const& _literal)
void SMTChecker::endVisit(Return const& _return)
{
if (knownExpr(*_return.expression()))
if (_return.expression() && knownExpr(*_return.expression()))
{
auto returnParams = m_functionPath.back()->returnParameters();
if (returnParams.size() > 1)