add isl_set_remove_dims

[platform/upstream/isl.git] / isl_convex_hull.c

diff --git a/isl_convex_hull.c b/isl_convex_hull.c
index cf06434..6dbddf3 100644 (file)
--- a/isl_convex_hull.c
+++ b/isl_convex_hull.c
@@ -818,23 +818,7 @@ error:
 static struct isl_set *set_project_out(struct isl_ctx *ctx,
        struct isl_set *set, unsigned n)
 {
-       int i;
-
-       set = isl_set_cow(set);
-       if (!set)
-               return NULL;
-       
-       for (i = 0; i < set->n; ++i) {
-               set->p[i] = isl_basic_set_eliminate_vars(set->p[i],
-                                                           set->dim - n, n);
-               if (!set->p[i])
-                       goto error;
-       }
-       set = isl_set_drop_vars(set, set->dim - n, n);
-       return set;
-error:
-       isl_set_free(set);
-       return NULL;
+       return isl_set_remove_dims(set, set->dim - n, n);
 }
 
 /* If the number of linearly independent bounds we found is smaller