X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fana%2Fdfs_t.h;h=0accb638630700813d5c3e0b9a39ed2ae2e86470;hb=ffbc2525c2dd6a72471461165227e2ae5fed7ae4;hp=bcb169011df03d51582cc847d35330747eb6cf19;hpb=f616f878aa0ea06ad96e9c92a58c75d4fe5b3162;p=libfirm

diff --git a/ir/ana/dfs_t.h b/ir/ana/dfs_t.h
index bcb169011..0accb6386 100644
--- a/ir/ana/dfs_t.h
+++ b/ir/ana/dfs_t.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 1995-2007 University of Karlsruhe.  All right reserved.
+ * Copyright (C) 1995-2008 University of Karlsruhe.  All right reserved.
  *
  * This file is part of libFirm.
  *
@@ -29,7 +29,6 @@
 #ifndef FIRM_ANA_DFS_T_H
 #define FIRM_ANA_DFS_T_H
 
-#include "firm_config.h"
 #include "hashptr.h"
 #include "absgraph.h"
 #include "obst.h"
@@ -37,15 +36,16 @@
 
 struct _dfs_node_t {
 	int visited;
-	void *node;
-	void *ancestor;
+	const void *node;
+	const void *ancestor;
 	int pre_num;
 	int max_pre_num;
 	int	post_num;
+	int	level;
 };
 
 struct _dfs_edge_t {
-	void *src, *tgt;
+	const void *src, *tgt;
 	dfs_node_t *s, *t;
 	dfs_edge_kind_t kind;
 };
@@ -66,7 +66,7 @@ struct _dfs_t {
 	unsigned edges_classified : 1;
 };
 
-static struct _dfs_node_t *_dfs_get_node(const struct _dfs_t *self, void *node)
+static struct _dfs_node_t *_dfs_get_node(const struct _dfs_t *self, const void *node)
 {
 	struct _dfs_node_t templ;
 	memset(&templ, 0, sizeof(templ));
@@ -76,7 +76,7 @@ static struct _dfs_node_t *_dfs_get_node(const struct _dfs_t *self, void *node)
 
 #define _dfs_int_is_ancestor(n, m) ((m)->pre_num >= (n)->pre_num && (m)->pre_num <= (n)->max_pre_num)
 
-static INLINE int _dfs_is_ancestor(const struct _dfs_t *dfs, void *a, void *b)
+static inline int _dfs_is_ancestor(const struct _dfs_t *dfs, const void *a, const void *b)
 {
 	struct _dfs_node_t *n = _dfs_get_node(dfs, a);
 	struct _dfs_node_t *m = _dfs_get_node(dfs, b);