remove an dead store

This variable, `el`, is immediately reassigned in the following loop.

diff --git a/lib/fdpgen/layout.c b/lib/fdpgen/layout.c
index e2df68e19e5dde6fd53f50f57026bdf7d531ff69..2920aae043fca424cc2ec5097a570722eaf176eb 100644 (file)
--- a/lib/fdpgen/layout.c
+++ b/lib/fdpgen/layout.c
@@ -703,7 +703,7 @@ genPorts(node_t * n, erec * er, bport_t * pp, int idx, double bnd)
        delta = -delta;
     }
 
-    ep = (edge_t **) (el = ED_to_virt(e));
+    ep = (edge_t **)ED_to_virt(e);
     for (j = 0; j < ED_count(e); j++, ep++) {
        el = *ep;
        pp[i].e = el;