From 50c76beeb0b33ea52c685a95b42fc8cf6fa3aa1c Mon Sep 17 00:00:00 2001
From: Dan Gohman <gohman@apple.com>
Date: Fri, 31 Oct 2008 19:06:33 +0000
Subject: Remove some unused virtual function bodies.

llvm-svn: 58524
---
 llvm/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

(limited to 'llvm/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp')

diff --git a/llvm/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp b/llvm/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
index c605292695b..d1617bd60c8 100644
--- a/llvm/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
@@ -1349,17 +1349,15 @@ namespace {
     RegReductionPriorityQueue() :
     Queue(SF(this)), currentQueueId(0) {}
     
-    virtual void initNodes(std::vector<SUnit> &sunits) {}
+    virtual void initNodes(std::vector<SUnit> &sunits) = 0;
 
-    virtual void addNode(const SUnit *SU) {}
+    virtual void addNode(const SUnit *SU) = 0;
 
-    virtual void updateNode(const SUnit *SU) {}
+    virtual void updateNode(const SUnit *SU) = 0;
 
-    virtual void releaseState() {}
+    virtual void releaseState() = 0;
     
-    virtual unsigned getNodePriority(const SUnit *SU) const {
-      return 0;
-    }
+    virtual unsigned getNodePriority(const SUnit *SU) const = 0;
     
     unsigned size() const { return Queue.size(); }
 
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