isl_vertex_get_domain: return parameter domain

Signed-off-by: Sven Verdoolaege <skimo@kotnet.org>

diff --git a/isl_vertices.c b/isl_vertices.c
index efd534b..c6d4ec0 100644 (file)
--- a/isl_vertices.c
+++ b/isl_vertices.c
@@ -134,7 +134,7 @@ static int add_vertex(struct isl_vertex_list **list,
                goto error;
        isl_assert(bset->ctx, v->v.vertex->n_eq >= nvar, goto error);
        v->v.dom = isl_basic_set_copy(v->v.vertex);
-       v->v.dom = isl_basic_set_project_out(v->v.dom, isl_dim_set, 0, nvar);
+       v->v.dom = isl_basic_set_params(v->v.dom);
        if (!v->v.dom)
                goto error;
 
@@ -992,10 +992,8 @@ __isl_give isl_basic_set *isl_vertex_get_domain(__isl_keep isl_vertex *vertex)
 
        v = &vertex->vertices->v[vertex->id];
        if (!v->dom) {
-               unsigned nvar;
-               nvar = isl_basic_set_dim(v->vertex, isl_dim_set);
                v->dom = isl_basic_set_copy(v->vertex);
-               v->dom = isl_basic_set_project_out(v->dom, isl_dim_set, 0, nvar);
+               v->dom = isl_basic_set_params(v->dom);
        }
 
        return isl_basic_set_copy(v->dom);