From c61cfe2e302bed8ea59fd7f838ab2e4f0a0c536c Mon Sep 17 00:00:00 2001
From: Sven Verdoolaege <skimo@kotnet.org>
Date: Mon, 2 Aug 2010 11:49:29 +0200
Subject: [PATCH] isl_dim_drop: always remove tuple name, even if number of
 dims to drop is zero

Signed-off-by: Sven Verdoolaege <skimo@kotnet.org>
---
 isl_dim.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/isl_dim.c b/isl_dim.c
index 9cb3d7bd..5a053f73 100644
--- a/isl_dim.c
+++ b/isl_dim.c
@@ -775,7 +775,7 @@ struct isl_dim *isl_dim_drop(struct isl_dim *dim, enum isl_dim_type type,
 	if (!dim)
 		return NULL;
 
-	if (n == 0)
+	if (n == 0 && !isl_dim_get_tuple_name(dim, type))
 		return dim;
 
 	isl_assert(dim->ctx, first + num <= n(dim, type), goto error);
-- 
2.11.4.GIT