Remove unused variable in Kronecker_dz_kernel method.

diff --git a/ginac/integration_kernel.cpp b/ginac/integration_kernel.cpp
index 9661b18b3f29196303c371b04291c61f2a83f0ce..e748fce5c93487fa3d9551c2eb874b778a7ba443 100644 (file)
--- a/ginac/integration_kernel.cpp
+++ b/ginac/integration_kernel.cpp
@@ -1396,7 +1396,6 @@ bool Kronecker_dz_kernel::is_numeric(void) const
 cln::cl_N Kronecker_dz_kernel::series_coeff_impl(int i) const
 {
        numeric n_num = ex_to<numeric>(n);
-       int n_int = n_num.to_int();
 
        ex w_j_inv = exp(ex_to<numeric>((-2*Pi*I*z_j).evalf()));
        cln::cl_N w_j_inv_cln = ex_to<numeric>(w_j_inv).to_cl_N();