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Work around unexpected behaviour in generalizer

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This commit is contained in:
Arie Gurfinkel 2018-11-11 09:06:36 -05:00
parent 6cc6ffcde2
commit d4e476d764
1 changed files with 1 additions and 2 deletions
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src/muz/spacer/spacer_generalizers.cpp
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@ -107,8 +107,7 @@ void lemma_bool_inductive_generalizer::operator()(lemma_ref &lemma) {
expand_literals(m, extra_lits);
SASSERT(extra_lits.size() > 0);
bool found = false;
if (extra_lits.get(0) != lit) {
SASSERT(extra_lits.size() > 1);
if (extra_lits.get(0) != lit && extra_lits.size() > 1) {
for (unsigned j = 0, sz = extra_lits.size(); !found && j < sz; ++j) {
cube[i] = extra_lits.get(j);
if (pt.check_inductive(lemma->level(), cube, uses_level, weakness)) {