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isl_dim_get_dim_id: complain if dim has no id
author
Sven Verdoolaege
<skimo@kotnet.org>
Thu, 11 Aug 2011 15:17:49 +0000
(17:17 +0200)
committer
Sven Verdoolaege
<skimo@kotnet.org>
Fri, 12 Aug 2011 09:38:15 +0000
(11:38 +0200)
Signed-off-by: Sven Verdoolaege <skimo@kotnet.org>
isl_dim.c
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diff --git
a/isl_dim.c
b/isl_dim.c
index
b469808
..
93f12e8
100644
(file)
--- a/
isl_dim.c
+++ b/
isl_dim.c
@@
-378,6
+378,11
@@
int isl_dim_has_dim_id(__isl_keep isl_dim *dim,
__isl_give isl_id *isl_dim_get_dim_id(__isl_keep isl_dim *dim,
enum isl_dim_type type, unsigned pos)
{
+ if (!dim)
+ return NULL;
+ if (!get_id(dim, type, pos))
+ isl_die(dim->ctx, isl_error_invalid,
+ "dim has no id", return NULL);
return isl_id_copy(get_id(dim, type, pos));
}