isl_tab.c: remove unused variable

Signed-off-by: Sven Verdoolaege <skimo@kotnet.org>

diff --git a/isl_tab.c b/isl_tab.c
index 630d2fe..3cea56e 100644 (file)
--- a/isl_tab.c
+++ b/isl_tab.c
@@ -2582,7 +2582,6 @@ int isl_tab_select_facet(struct isl_tab *tab, int con)
 
 static int may_be_equality(struct isl_tab *tab, int row)
 {
-       unsigned off = 2 + tab->M;
        return tab->rational ? isl_int_is_zero(tab->mat->row[row][1])
                             : isl_int_lt(tab->mat->row[row][1],
                                            tab->mat->row[row][0]);