fix warning

diff --git a/include/libfirm/iredges.h b/include/libfirm/iredges.h
index 934f290..3603bf7 100644 (file)
--- a/include/libfirm/iredges.h
+++ b/include/libfirm/iredges.h
@@ -76,7 +76,7 @@ FIRM_API const ir_edge_t *get_irn_out_edge_next(const ir_node *irn,
  */
 #define foreach_out_edge_kind_safe(irn, edge, kind) \
        for (ir_edge_t const *edge = get_irn_out_edge_first_kind((irn), (kind)), *edge##__next; \
-            edge ? edge##__next = get_irn_out_edge_next((irn), edge), 1 : 0; \
+            edge ? edge##__next = get_irn_out_edge_next((irn), edge), 1 : (edge##__next = NULL, 0); \
             edge = edge##__next)
 
 /**