add missing initialization

diff --git a/ir/be/beifg.c b/ir/be/beifg.c
index 4ab3024..b43d260 100644 (file)
--- a/ir/be/beifg.c
+++ b/ir/be/beifg.c
@@ -126,6 +126,7 @@ int be_ifg_is_simplicial(const be_ifg_t *ifg, const ir_node *irn)
        ir_node *curr;
        int i, j;
 
+       i = 0;
        be_ifg_foreach_neighbour(ifg, iter, irn, curr)
                neighbours[i++] = curr;