From: Russ Cox <rsc@golang.org>
Date: Sat, 31 Jan 2009 00:31:26 +0000 (-0800)
Subject: avoid memcpy(x, x),
X-Git-Tag: weekly.2009-11-06~2255
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=9e735985d42368de01fbef63af713cb8675bdffa;p=gostls13.git

avoid memcpy(x, x),
which valgrind complains about.

R=ken
OCL=23990
CL=23990
---

diff --git a/src/cmd/gc/walk.c b/src/cmd/gc/walk.c
index 24a3a39c27..6e959b8c7a 100644
--- a/src/cmd/gc/walk.c
+++ b/src/cmd/gc/walk.c
@@ -170,7 +170,7 @@ loop:
 void
 indir(Node *nl, Node *nr)
 {
-	if(nr != N)
+	if(nr != N && nl != nr)
 		*nl = *nr;
 }