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fix #2509, fix issue with model inheritance exposed by #2483

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-08-27 10:48:22 -03:00
parent 271cd2ac6b
commit 2e6908bd9e
7 changed files with 61 additions and 20 deletions
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4
src/tactic/core/tseitin_cnf_tactic.cpp
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@ -49,6 +49,7 @@ Author:
Notes:
--*/
#include "ast/ast_pp.h"
#include "tactic/tactical.h"
#include "tactic/goal_shared_occs.h"
#include "tactic/generic_model_converter.h"
@ -268,6 +269,7 @@ class tseitin_cnf_tactic : public tactic {
!m.is_or(c1, c1, c2))
return false;
SASSERT(to_app(n)->get_num_args() == 3);
swap_if_gt(a1, a2);
swap_if_gt(b1, b2);
swap_if_gt(c1, c2);
@ -834,6 +836,8 @@ class tseitin_cnf_tactic : public tactic {
m_produce_models = g->models_enabled();
m_produce_unsat_cores = g->unsat_core_enabled();
TRACE("tseitin_cnf", g->display(tout););
m_occs(*g);
reset_cache();
m_deps.reset();