From e7c0293f1f18a32efdc867c4bb5efe3ea1338dbb Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Fri, 18 Oct 2002 14:55:44 +0000
Subject: [PATCH] Don't emit braces around something without outgoing edges

llvm-svn: 4225
---
 llvm/include/Support/GraphWriter.h | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/llvm/include/Support/GraphWriter.h b/llvm/include/Support/GraphWriter.h
index ada31b280317..d7c928bf0671 100644
--- a/llvm/include/Support/GraphWriter.h
+++ b/llvm/include/Support/GraphWriter.h
@@ -141,7 +141,9 @@ public:
     O << "\tNode" << ID << "[ ";
     if (!Attr.empty())
       O << Attr << ",";
-    O << " label =\"{" << DOT::EscapeString(Label);
+    O << " label =\"";
+    if (NumEdgeSources) O << "{";
+    O << DOT::EscapeString(Label);
     if (NumEdgeSources) {
       O << "|{";
       
@@ -149,9 +151,9 @@ public:
         if (i) O << "|";
         O << "<g" << i << ">";
       }
-      O << "}";
+      O << "}}";
     }
-    O << "}\"];\n";
+    O << "\"];\n";
   }
 
   /// emitEdge - Output an edge from a simple node into the graph...