From 0539995080b68e1c5ddad9f08286f8fe9a764169 Mon Sep 17 00:00:00 2001
From: Sven Verdoolaege <skimo@kotnet.org>
Date: Fri, 18 Dec 2009 20:52:33 +0100
Subject: [PATCH] isl_mat_right_inverse: be more verbose on error condition

---
 isl_mat.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/isl_mat.c b/isl_mat.c
index a4b1ea6d..c2c59e07 100644
--- a/isl_mat.c
+++ b/isl_mat.c
@@ -722,7 +722,7 @@ struct isl_mat *isl_mat_right_inverse(struct isl_mat *mat)
 		if (pivot < 0) {
 			isl_int_clear(a);
 			isl_int_clear(b);
-			goto error;
+			isl_assert(mat->ctx, pivot >= 0, goto error);
 		}
 		pivot += row;
 		if (pivot != row)
-- 
2.11.4.GIT