From a5ca28cafe01a17cf46088d6ab641fc491482897 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Sat, 7 Feb 2004 22:00:03 +0000 Subject: [PATCH] There is no need to clone over nodes that are going to be dead anyway git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11157 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Analysis/DataStructure/DataStructure.cpp | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/lib/Analysis/DataStructure/DataStructure.cpp b/lib/Analysis/DataStructure/DataStructure.cpp index 470899e0702..5050515bc28 100644 --- a/lib/Analysis/DataStructure/DataStructure.cpp +++ b/lib/Analysis/DataStructure/DataStructure.cpp @@ -1112,9 +1112,11 @@ void DSGraph::cloneInto(const DSGraph &G, DSScalarMap &OldValMap, BitsToClear |= DSNode::DEAD; // Clear dead flag... for (unsigned i = 0, e = G.Nodes.size(); i != e; ++i) { DSNode *Old = G.Nodes[i]; - DSNode *New = new DSNode(*Old, this); - New->maskNodeTypes(~BitsToClear); - OldNodeMap[Old] = New; + if (!Old->isForwarding()) { + DSNode *New = new DSNode(*Old, this); + New->maskNodeTypes(~BitsToClear); + OldNodeMap[Old] = New; + } } #ifndef NDEBUG Timer::addPeakMemoryMeasurement(); -- 2.34.1