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Make removeTriviallyDeadNodes a private interface of DSGraph

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4659 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2002-11-09 20:55:24 +00:00
parent 3ce235a161
commit 96517253a1
5 changed files with 7 additions and 8 deletions
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3
lib/Analysis/DataStructure/DataStructure.cpp
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@ -772,8 +772,7 @@ static void removeRefsToGlobal(DSNode* N,
//
bool DSGraph::isNodeDead(DSNode *N) {
// Is it a trivially dead shadow node...
if (N->getReferrers().empty() &&
(N->NodeType == 0 || N->NodeType == DSNode::DEAD))
if (N->getReferrers().empty() && (N->NodeType & ~DSNode::DEAD) == 0)
return true;
// Is it a function node or some other trivially unused global?