Add missing cow to isl_{basic_,}map_set_dim_name()

Signed-off-by: Andreas Kloeckner <inform@tiker.net>
Signed-off-by: Sven Verdoolaege <skimo@kotnet.org>

diff --git a/isl_map.c b/isl_map.c
index 28356cd..af42750 100644 (file)
--- a/isl_map.c
+++ b/isl_map.c
@@ -492,6 +492,7 @@ __isl_give isl_basic_map *isl_basic_map_set_dim_name(
        __isl_take isl_basic_map *bmap,
        enum isl_dim_type type, unsigned pos, const char *s)
 {
+       bmap = isl_basic_map_cow(bmap);
        if (!bmap)
                return NULL;
        bmap->dim = isl_space_set_dim_name(bmap->dim, type, pos, s);
@@ -508,6 +509,7 @@ __isl_give isl_map *isl_map_set_dim_name(__isl_take isl_map *map,
 {
        int i;
 
+       map = isl_map_cow(map);
        if (!map)
                return NULL;