isl_aff_gist: normalize result

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

diff --git a/isl_aff.c b/isl_aff.c
index d0e1010..6aef871 100644 (file)
--- a/isl_aff.c
+++ b/isl_aff.c
@@ -936,6 +936,7 @@ static __isl_give isl_aff *isl_aff_substitute_equalities_lifted(
        }
 
        isl_basic_set_free(eq);
+       aff = isl_aff_normalize(aff);
        return aff;
 error:
        isl_basic_set_free(eq);