From 9572adeada0d0b53d5d356ec03fca96985faa858 Mon Sep 17 00:00:00 2001
From: Steven Watanabe <steven@providere-consulting.com>
Date: Mon, 30 Apr 2012 18:21:47 +0000
Subject: [PATCH] Avoid a self-cycle in scc_root.

[SVN r78283]
---
 v2/engine/make1.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/v2/engine/make1.c b/v2/engine/make1.c
index 31abdc379..2cacf38c0 100644
--- a/v2/engine/make1.c
+++ b/v2/engine/make1.c
@@ -1232,7 +1232,8 @@ static void make1cyclenode( TARGET * t, TARGET * scc_root )
             ++scc_root->asynccnt;
         }
     }
-    t->scc_root = scc_root;
+    if ( t != scc_root )
+        t->scc_root = scc_root;
 }