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remove cache reset that causes crash

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-12-15 11:22:50 -08:00
parent 030868d8de
commit b3e5fade32
10 changed files with 98 additions and 26 deletions
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30
src/sat/sat_big.cpp
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@ -24,12 +24,8 @@ namespace sat {
big::big() {}
void big::init_big(solver& s, bool learned) {
m_num_vars = s.num_vars();
init_adding_edges(s.num_vars());
unsigned num_lits = m_num_vars * 2;
m_dag.reset();
m_roots.reset();
m_dag.resize(num_lits, 0);
m_roots.resize(num_lits, true);
literal_vector lits;
SASSERT(num_lits == m_dag.size() && num_lits == m_roots.size());
for (unsigned l_idx = 0; l_idx < num_lits; l_idx++) {
@ -44,11 +40,31 @@ namespace sat {
edges.push_back(v);
}
}
}
done_adding_edges();
}
void big::init_adding_edges(unsigned num_vars) {
m_num_vars = num_vars;
unsigned num_lits = m_num_vars * 2;
m_dag.reset();
m_roots.reset();
m_dag.resize(num_lits, 0);
m_roots.resize(num_lits, true);
}
void big::add_edge(literal u, literal v) {
m_dag[u.index()].push_back(v);
}
void big::done_adding_edges() {
for (auto& edges : m_dag) {
shuffle<literal>(edges.size(), edges.c_ptr(), m_rand);
}
init_dfs_num(learned);
init_dfs_num();
}
struct big::pframe {
literal m_parent;
literal m_child;
@ -58,7 +74,7 @@ namespace sat {
literal parent() const { return m_parent; }
};
void big::init_dfs_num(bool learned) {
void big::init_dfs_num() {
unsigned num_lits = m_num_vars * 2;
m_left.reset();
m_right.reset();