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isl_schedule.c: add_inter_validity_constraints: avoid invalid access on error
[platform/upstream/isl.git]
/
isl_space.c
diff --git
a/isl_space.c
b/isl_space.c
index
bd7d15c
..
b0aca35
100644
(file)
--- a/
isl_space.c
+++ b/
isl_space.c
@@
-783,6
+783,8
@@
__isl_give isl_space *isl_space_extend(__isl_take isl_space *dim,
isl_assert(dim->ctx, dim->n_out <= n_out, goto error);
dim = isl_space_cow(dim);
+ if (!dim)
+ goto error;
if (dim->ids) {
ids = isl_calloc_array(dim->ctx, isl_id *,