From 7e5ee4253cb7b421304e50223443d0cbf874f4af Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Tue, 5 Feb 2002 04:20:12 +0000
Subject: Minor change: Methods that return ValueSet's that are guaranteed to
 be valid return references instead of pointers.

llvm-svn: 1719
---
 llvm/lib/CodeGen/RegAlloc/IGNode.cpp | 25 ++++++-------------------
 1 file changed, 6 insertions(+), 19 deletions(-)

(limited to 'llvm/lib/CodeGen/RegAlloc/IGNode.cpp')

diff --git a/llvm/lib/CodeGen/RegAlloc/IGNode.cpp b/llvm/lib/CodeGen/RegAlloc/IGNode.cpp
index a2257420529..795e8b71524 100644
--- a/llvm/lib/CodeGen/RegAlloc/IGNode.cpp
+++ b/llvm/lib/CodeGen/RegAlloc/IGNode.cpp
@@ -3,27 +3,15 @@
 #include <iostream>
 using std::cerr;
 
-//-----------------------------------------------------------------------------
-// Constructor
-//-----------------------------------------------------------------------------
-IGNode::IGNode(LiveRange *const PLR, unsigned int Ind) : Index(Ind),
-                                                         ParentLR(PLR)
-{
-  OnStack = false;
-  CurDegree = -1 ;
-  ParentLR->setUserIGNode( this );
-}
-
-
 //-----------------------------------------------------------------------------
 // Sets this IGNode on stack and reduce the degree of neighbors  
 //-----------------------------------------------------------------------------
-void IGNode::pushOnStack()             
-{                                     
+
+void IGNode::pushOnStack() {
   OnStack = true; 
   int neighs = AdjList.size();
 
-  if( neighs < 0) {
+  if (neighs < 0) {
     cerr << "\nAdj List size = " << neighs;
     assert(0 && "Invalid adj list size");
   }
@@ -36,10 +24,9 @@ void IGNode::pushOnStack()
 // Deletes an adjacency node. IGNodes are deleted when coalescing merges
 // two IGNodes together.
 //-----------------------------------------------------------------------------
-void IGNode::delAdjIGNode(const IGNode *const Node) {
-  std::vector<IGNode *>::iterator It = 
-    find(AdjList.begin(), AdjList.end(), Node);
+
+void IGNode::delAdjIGNode(const IGNode *Node) {
+  std::vector<IGNode *>::iterator It=find(AdjList.begin(), AdjList.end(), Node);
   assert( It != AdjList.end() );      // the node must be there
-    
   AdjList.erase(It);
 }
-- 
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