From: Jan Hubicka <jh@suse.cz>
Date: Mon, 12 Jan 2004 13:18:13 +0000 (+0100)
Subject: pt.c (for_each_template_parm): Do not check for duplicates.
X-Git-Tag: releases/gcc-3.4.0~1088
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=c1e39976c9610d2fcce9cb959db1f113d6a0402d;p=thirdparty%2Fgcc.git

pt.c (for_each_template_parm): Do not check for duplicates.


	* pt.c (for_each_template_parm): Do not check for duplicates.
	(for_each_template_parm): Use walk_tree duplicate checking code.

From-SVN: r75718
---

diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 2d100c8cab2a..d721909963b4 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,8 @@
+2004-01-12  Jan Hubicka  <jh@suse.cz>
+
+	* pt.c (for_each_template_parm): Do not check for duplicates.
+	(for_each_template_parm): Use walk_tree duplicate checking code.
+
 2004-01-11  Ian Lance Taylor  <ian@wasabisystems.com>
 
 	PR c++/3478
diff --git a/gcc/cp/pt.c b/gcc/cp/pt.c
index 040476c2181d..473b6fe03bdf 100644
--- a/gcc/cp/pt.c
+++ b/gcc/cp/pt.c
@@ -4511,17 +4511,6 @@ for_each_template_parm_r (tree* tp, int* walk_subtrees, void* d)
   struct pair_fn_data *pfd = (struct pair_fn_data *) d;
   tree_fn_t fn = pfd->fn;
   void *data = pfd->data;
-  void **slot;
-
-  /* If we have already visited this tree, there's no need to walk
-     subtrees.  Otherwise, add it to the visited table.  */
-  slot = htab_find_slot (pfd->visited, *tp, INSERT);
-  if (*slot)
-    {
-      *walk_subtrees = 0;
-      return NULL_TREE;
-    }
-  *slot = *tp;
 
   if (TYPE_P (t)
       && for_each_template_parm (TYPE_CONTEXT (t), fn, data, pfd->visited))
@@ -4714,7 +4703,7 @@ for_each_template_parm (tree t, tree_fn_t fn, void* data, htab_t visited)
   result = walk_tree (&t, 
 		      for_each_template_parm_r, 
 		      &pfd,
-		      NULL) != NULL_TREE;
+		      pfd.visited) != NULL_TREE;
 
   /* Clean up.  */
   if (!visited)