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• check_assumptions.cpp

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z3-z3-4.13.0.src.test.check_assumptions.cpp Maven / Gradle / Ivy

/*++
Copyright (c) 2015 Microsoft Corporation

--*/

#include "util/memory_manager.h"
#include "smt/params/smt_params.h"
#include "ast/ast.h"
#include "ast/arith_decl_plugin.h"
#include "ast/bv_decl_plugin.h"
#include "smt/smt_context.h"
#include "ast/reg_decl_plugins.h"

void tst_check_assumptions()
{
    memory::initialize(0);
    smt_params params;
    ast_manager mgr;
    reg_decl_plugins(mgr);

    sort_ref b(mgr.mk_bool_sort(), mgr);
    func_decl_ref pPred(mgr.mk_func_decl(symbol("p"), 0, static_cast(nullptr), b), mgr);
    func_decl_ref qPred(mgr.mk_func_decl(symbol("q"), 0, static_cast(nullptr), b), mgr);
    func_decl_ref rPred(mgr.mk_func_decl(symbol("r"), 0, static_cast(nullptr), b), mgr);

    app_ref p(mgr.mk_app(pPred,0,static_cast(nullptr)), mgr);
    app_ref q(mgr.mk_app(qPred,0,static_cast(nullptr)), mgr);
    app_ref r(mgr.mk_app(rPred,0,static_cast(nullptr)), mgr);
    app_ref pOqOr(mgr.mk_or(p,q,r), mgr);

    app_ref np(mgr.mk_not(p), mgr);
    app_ref nq(mgr.mk_not(q), mgr);
    app_ref nr(mgr.mk_not(r), mgr);

    smt::context ctx(mgr, params);
    ctx.assert_expr(pOqOr);

    expr * npE = np.get();
    lbool res1 = ctx.check(1, &npE);
    VERIFY(res1 == l_true);

    ctx.assert_expr(npE);


    expr * assumpt[] = { nq.get(), nr.get() };
    //here it should crash
    ctx.check(2, assumpt);
}