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forked from pool/isl
isl/isl_basic_map_underlying_set-fix.patch

14 lines
482 B
Diff

diff --git a/isl_map.c b/isl_map.c
index 4271ba545b..acb35a224b 100644
--- a/isl_map.c
+++ b/isl_map.c
@@ -5511,6 +5511,8 @@ __isl_give isl_basic_set *isl_basic_map_underlying_set(
!isl_space_is_named_or_nested(bmap->dim, isl_dim_out))
return bset_from_bmap(bmap);
bmap = isl_basic_map_cow(bmap);
+ if (!bmap)
+ return NULL;
space = isl_basic_map_take_space(bmap);
space = isl_space_underlying(space, bmap->n_div);
bmap = isl_basic_map_restore_space(bmap, space);