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fix #5452

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-08-03 17:23:41 -07:00
parent 7ae4e93e86
commit 40f5270ae2
2 changed files with 12 additions and 5 deletions
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5
src/tactic/core/pb_preprocess_tactic.cpp
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@ -44,6 +44,7 @@ class pb_preprocess_tactic : public tactic {
struct rec { unsigned_vector pos, neg; rec() { } };
typedef obj_map<app, rec> var_map;
ast_manager& m;
expr_ref_vector m_trail;
pb_util pb;
var_map m_vars;
unsigned_vector m_ge;
@ -99,7 +100,7 @@ class pb_preprocess_tactic : public tactic {
public:
pb_preprocess_tactic(ast_manager& m, params_ref const& p = params_ref()):
m(m), pb(m), m_r(m) {}
m(m), m_trail(m), pb(m), m_r(m) {}
~pb_preprocess_tactic() override {}
@ -121,6 +122,7 @@ public:
g->inc_depth();
result.push_back(g.get());
while (simplify(g, *pp));
m_trail.reset();
// decompose(g);
}
@ -406,6 +408,7 @@ private:
void insert(unsigned i, app* e, bool pos) {
SASSERT(is_uninterp_const(e));
if (!m_vars.contains(e)) {
m_trail.push_back(e);
m_vars.insert(e, rec());
}
if (pos) {