From 23e202dee012011a25b3b309d3c05d1915767773 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Thu, 24 Jan 2008 17:10:01 +0000 Subject: [PATCH] clarify a comment, thanks Duncan. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@46313 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/SelectionDAG/DAGCombiner.cpp | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp index 6ce29fb89fb..fc393e9ef23 100644 --- a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp +++ b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp @@ -607,8 +607,9 @@ void DAGCombiner::Run(bool RunningAfterLegalize) { AddToWorkList(RV.Val); AddUsersToWorkList(RV.Val); - // Add any uses of the old node to the worklist if they have a single - // use. They may be dead after this node is deleted. + // Add any uses of the old node to the worklist in case this node is the + // last one that uses them. They may become dead after this node is + // deleted. for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) AddToWorkList(N->getOperand(i).Val);