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bv and gc of literals (#4692)

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* bv and gc of literals

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* overload

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* diseq

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* diseq

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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Nikolaj Bjorner 2020-09-17 14:24:07 -07:00 • committed by GitHub
parent 2d52367368
commit 549753845e
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34 changed files with 1480 additions and 854 deletions
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15
src/ast/euf/euf_enode.cpp
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@ -70,6 +70,21 @@ namespace euf {
return true;
}
/*
* Find the theory var that that is heuristically
* linked with the fewest equality justifications.
*/
theory_var enode::get_closest_th_var(theory_id id) const {
enode const* n = this;
while (n) {
theory_var v = n->get_th_var(id);
if (v != null_theory_var)
return v;
n = n->m_target;
}
return null_theory_var;
}
bool enode::acyclic() const {
enode const* n = this;
enode const* p = this;