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add unit extraction

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-03-06 01:08:17 -08:00
parent 75ba65a18a
commit 718e5a9b6c
27 changed files with 207 additions and 76 deletions
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16
src/api/api_solver.cpp
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@ -347,6 +347,22 @@ extern "C" {
Z3_CATCH_RETURN(0);
}
Z3_ast_vector Z3_API Z3_solver_get_units(Z3_context c, Z3_solver s) {
Z3_TRY;
LOG_Z3_solver_get_units(c, s);
RESET_ERROR_CODE();
init_solver(c, s);
Z3_ast_vector_ref * v = alloc(Z3_ast_vector_ref, *mk_c(c), mk_c(c)->m());
mk_c(c)->save_object(v);
expr_ref_vector fmls = to_solver_ref(s)->get_units(mk_c(c)->m());
for (expr* f : fmls) {
v->m_ast_vector.push_back(f);
}
RETURN_Z3(of_ast_vector(v));
Z3_CATCH_RETURN(0);
}
static Z3_lbool _solver_check(Z3_context c, Z3_solver s, unsigned num_assumptions, Z3_ast const assumptions[]) {
for (unsigned i = 0; i < num_assumptions; i++) {
if (!is_expr(to_ast(assumptions[i]))) {