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updates to simplifier

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-10-23 01:00:06 -04:00
parent 42749e7b22
commit ee6cfb8eef
9 changed files with 365 additions and 291 deletions
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2
src/sat/sat_bdd.cpp
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@ -743,7 +743,7 @@ namespace sat {
void bdd_manager::gc() {
m_free_nodes.reset();
IF_VERBOSE(3, verbose_stream() << "(bdd :gc " << m_nodes.size() << ")\n";);
IF_VERBOSE(13, verbose_stream() << "(bdd :gc " << m_nodes.size() << ")\n";);
svector<bool> reachable(m_nodes.size(), false);
for (unsigned i = m_bdd_stack.size(); i-- > 0; ) {
reachable[m_bdd_stack[i]] = true;