more debug info

[libfirm] / ir / opt / reassoc.c

diff --git a/ir/opt/reassoc.c b/ir/opt/reassoc.c
index 28b4526..5bcdbb9 100644 (file)
--- a/ir/opt/reassoc.c
+++ b/ir/opt/reassoc.c
@@ -872,7 +872,7 @@ static void reverse_rules(ir_node *node, void *env) {
 /*
  * do the reassociation
  */
-void optimize_reassociation(ir_graph *irg)
+int optimize_reassociation(ir_graph *irg)
 {
        walker_t env;
        irg_loopinfo_state state;
@@ -931,6 +931,7 @@ void optimize_reassociation(ir_graph *irg)
 
        del_waitq(env.wq);
        current_ir_graph = rem;
+       return env.changes;
 }  /* optimize_reassociation */
 
 /* Sets the default reassociation operation for an ir_op_ops. */