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force propagation for smt cubing

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-08-06 14:19:16 -07:00
parent bbfac99b22
commit e950453685
3 changed files with 6 additions and 1 deletions
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3
src/smt/smt_solver.cpp
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@ -281,6 +281,9 @@ namespace smt {
ast_manager& m = get_manager(); ast_manager& m = get_manager();
if (!m_cuber) { if (!m_cuber) {
m_cuber = alloc(cuber, *this); m_cuber = alloc(cuber, *this);
// force propagation
push_core();
pop_core(1);
} }
expr_ref result = m_cuber->cube(); expr_ref result = m_cuber->cube();
expr_ref_vector lits(m); expr_ref_vector lits(m);

3
src/solver/combined_solver.cpp
View file

@ -264,7 +264,8 @@ public:
} }
expr_ref_vector cube(expr_ref_vector& vars, unsigned backtrack_level) override { expr_ref_vector cube(expr_ref_vector& vars, unsigned backtrack_level) override {
return m_solver1->cube(vars, backtrack_level); switch_inc_mode();
return m_solver2->cube(vars, backtrack_level);
} }
expr * get_assumption(unsigned idx) const override { expr * get_assumption(unsigned idx) const override {

1
src/solver/tactic2solver.cpp
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@ -80,6 +80,7 @@ public:
expr_ref_vector cube(expr_ref_vector& vars, unsigned ) override { expr_ref_vector cube(expr_ref_vector& vars, unsigned ) override {
set_reason_unknown("cubing is not supported on tactics"); set_reason_unknown("cubing is not supported on tactics");
IF_VERBOSE(1, verbose_stream() << "cubing is not supported on tactics\n");
return expr_ref_vector(get_manager()); return expr_ref_vector(get_manager());
} }