From: Matthias Braun <matze@braunis.de>
Date: Wed, 21 Feb 2007 07:57:18 +0000 (+0000)
Subject: make sure hooks are enabled for dce survivors
X-Git-Url: http://nsz.repo.hu/git/?a=commitdiff_plain;h=093f5a77dd617d42325b55c64331ff94c78230cc;p=libfirm

make sure hooks are enabled for dce survivors

[r8660]
---

diff --git a/ir/ir/irgopt.c b/ir/ir/irgopt.c
index 0732e9f1b..5cca95599 100644
--- a/ir/ir/irgopt.c
+++ b/ir/ir/irgopt.c
@@ -797,6 +797,10 @@ survive_dce_t *new_survive_dce(void)
   res->dead_node_elim_subst.context = res;
   res->dead_node_elim_subst.next    = NULL;
 
+#ifndef FIRM_ENABLE_HOOKS
+  assert(0 && "need hooks enabled");
+#endif
+
   register_hook(hook_dead_node_elim, &res->dead_node_elim);
   register_hook(hook_dead_node_elim_subst, &res->dead_node_elim_subst);
   return res;