From: Kazu Hirata <kazu@codesourcery.com>
Date: Fri, 3 Jun 2005 02:55:20 +0000 (+0000)
Subject: re PR tree-optimization/21849 (wrong use of sbitmap in tree-ssa-copy.c)
X-Git-Tag: misc/cutover-cvs2svn~2671
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=50e5241d1f27fa5ce2919c3b9ef681bc3b2d24b3;p=thirdparty%2Fgcc.git

re PR tree-optimization/21849 (wrong use of sbitmap in tree-ssa-copy.c)

	PR tree-optimization/21849
	* tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.

From-SVN: r100531
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 5dba8017a36b..e4cce41fc3d6 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2005-06-03  Kazu Hirata  <kazu@codesourcery.com>
+
+	PR tree-optimization/21849
+	* tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
+
 2005-06-02  Richard Henderson  <rth@redhat.com>
 
 	* Makefile.in (tree-vect-generic.o): New.
diff --git a/gcc/tree-ssa-copy.c b/gcc/tree-ssa-copy.c
index 2f1072669fbb..10b09898dbcb 100644
--- a/gcc/tree-ssa-copy.c
+++ b/gcc/tree-ssa-copy.c
@@ -482,6 +482,7 @@ dump_copy_of (FILE *dump_file, tree var)
     return;
     
   visited = sbitmap_alloc (num_ssa_names);
+  sbitmap_zero (visited);
   SET_BIT (visited, SSA_NAME_VERSION (var));
   
   fprintf (dump_file, " copy-of chain: ");