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Fix memory leak in asserted_formulas

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This commit is contained in:
Arie Gurfinkel 2018-05-28 19:03:55 -07:00
parent 723e96175b
commit 4477f7d326
1 changed files with 4 additions and 4 deletions
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8
src/smt/asserted_formulas.cpp
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@ -500,6 +500,7 @@ unsigned asserted_formulas::propagate_values(unsigned i) {
void asserted_formulas::update_substitution(expr* n, proof* pr) {
expr* lhs, *rhs, *n1;
proof_ref pr1(m);
if (is_ground(n) && m.is_eq(n, lhs, rhs)) {
compute_depth(lhs);
compute_depth(rhs);
@ -510,13 +511,13 @@ void asserted_formulas::update_substitution(expr* n, proof* pr) {
}
if (is_gt(rhs, lhs)) {
TRACE("propagate_values", tout << "insert " << mk_pp(rhs, m) << " -> " << mk_pp(lhs, m) << "\n";);
m_scoped_substitution.insert(rhs, lhs, m.proofs_enabled() ? m.mk_symmetry(pr) : nullptr);
pr1 = m.proofs_enabled() ? m.mk_symmetry(pr) : nullptr;
m_scoped_substitution.insert(rhs, lhs, pr1);
return;
}
TRACE("propagate_values", tout << "incompatible " << mk_pp(n, m) << "\n";);
}
proof_ref pr1(m);
if (m.is_not(n, n1)) {
if (m.is_not(n, n1)) {
pr1 = m.proofs_enabled() ? m.mk_iff_false(pr) : nullptr;
m_scoped_substitution.insert(n1, m.mk_false(), pr1);
}
@ -638,4 +639,3 @@ void pp(asserted_formulas & f) {
f.display(std::cout);
}
#endif