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expose bounds as vector expressions instead of containing ad-hoc expressions. Issue #911

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-02-24 11:07:40 -08:00
parent e744d0f271
commit e02160c674
11 changed files with 158 additions and 4 deletions
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28
src/api/api_opt.cpp
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@ -218,6 +218,34 @@ extern "C" {
Z3_CATCH_RETURN(0);
}
// get lower value or current approximation
Z3_ast_vector Z3_API Z3_optimize_get_lower_as_vector(Z3_context c, Z3_optimize o, unsigned idx) {
Z3_TRY;
LOG_Z3_optimize_get_lower_as_vector(c, o, idx);
RESET_ERROR_CODE();
expr_ref_vector es(mk_c(c)->m());
to_optimize_ptr(o)->get_lower(idx, es);
Z3_ast_vector_ref * v = alloc(Z3_ast_vector_ref, *mk_c(c), mk_c(c)->m());
mk_c(c)->save_object(v);
v->m_ast_vector.append(es.size(), (ast*const*)es.c_ptr());
RETURN_Z3(of_ast_vector(v));
Z3_CATCH_RETURN(0);
}
// get upper or current approximation
Z3_ast_vector Z3_API Z3_optimize_get_upper_as_vector(Z3_context c, Z3_optimize o, unsigned idx) {
Z3_TRY;
LOG_Z3_optimize_get_upper_as_vector(c, o, idx);
RESET_ERROR_CODE();
expr_ref_vector es(mk_c(c)->m());
to_optimize_ptr(o)->get_upper(idx, es);
Z3_ast_vector_ref * v = alloc(Z3_ast_vector_ref, *mk_c(c), mk_c(c)->m());
mk_c(c)->save_object(v);
v->m_ast_vector.append(es.size(), (ast*const*)es.c_ptr());
RETURN_Z3(of_ast_vector(v));
Z3_CATCH_RETURN(0);
}
Z3_string Z3_API Z3_optimize_to_string(Z3_context c, Z3_optimize o) {
Z3_TRY;
LOG_Z3_optimize_to_string(c, o);