* Remove bogus counter in sqrfree_yun().

diff --git a/ginac/normal.cpp b/ginac/normal.cpp
index 334bf95ae78647b496a193cd5d47b2f60269b090..9c9082acc3c87251a4d66edb05245509d66382c3 100644 (file)
--- a/ginac/normal.cpp
+++ b/ginac/normal.cpp
@@ -1700,7 +1700,6 @@ ex lcm(const ex &a, const ex &b, bool check_args)
  *  @return   vector of factors sorted in ascending degree */
 static exvector sqrfree_yun(const ex &a, const symbol &x)
 {
-       int i = 0;
        exvector res;
        ex w = a;
        ex z = w.diff(x);
@@ -1716,7 +1715,6 @@ static exvector sqrfree_yun(const ex &a, const symbol &x)
                z = y - w.diff(x);
                g = gcd(w, z);
                res.push_back(g);
-               ++i;
        } while (!z.is_zero());
        return res;
 }