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z3/test/model2expr.cpp
Leonardo de Moura 68269c43a6 other components
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2012-10-02 11:48:48 -07:00

50 lines
1.4 KiB
C++

#include "model2expr.h"
#include "ast_pp.h"
#include "arith_decl_plugin.h"
#include "model_smt2_pp.h"
void tst_model2expr() {
ast_manager m;
m.register_decl_plugins();
arith_util a(m);
ptr_vector<sort> ints;
ints.push_back(a.mk_int());
ints.push_back(a.mk_int());
ints.push_back(a.mk_int());
func_decl_ref p(m), q(m), x(m);
p = m.mk_func_decl(symbol("p"), 2, ints.c_ptr(), a.mk_int());
q = m.mk_func_decl(symbol("q"), 2, ints.c_ptr(), a.mk_int());
x = m.mk_const_decl(symbol("x"), a.mk_int());
expr_ref n0(m), n1(m), n2(m);
n0 = a.mk_numeral(rational(0), true);
n1 = a.mk_numeral(rational(1), true);
n2 = a.mk_numeral(rational(2), true);
model_ref md = alloc(model, m);
func_interp* fip = alloc(func_interp, m, 2);
func_interp* fiq = alloc(func_interp, m, 2);
expr_ref_vector args(m);
args.push_back(n1);
args.push_back(n2);
fip->insert_entry(args.c_ptr(), n1);
fiq->insert_entry(args.c_ptr(), n1);
args[0] = n0;
args[1] = n1;
fip->insert_entry(args.c_ptr(), n2);
fiq->insert_entry(args.c_ptr(), n2);
fip->set_else(n0);
md->register_decl(x, a.mk_numeral(rational(0), true));
md->register_decl(p, fip); // full
md->register_decl(q, fiq); // partial
expr_ref result(m);
model2expr(md, result);
model_smt2_pp(std::cout, m, *md, 0);
std::cout << mk_pp(result, m) << "\n";
}