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-rw-r--r--include/llvm/Analysis/LazyCallGraph.h1
-rw-r--r--lib/Analysis/LazyCallGraph.cpp8
2 files changed, 1 insertions, 8 deletions
diff --git a/include/llvm/Analysis/LazyCallGraph.h b/include/llvm/Analysis/LazyCallGraph.h
index 24607b293f..ea65cbac1d 100644
--- a/include/llvm/Analysis/LazyCallGraph.h
+++ b/include/llvm/Analysis/LazyCallGraph.h
@@ -217,7 +217,6 @@ public:
SmallSetVector<SCC *, 1> ParentSCCs;
SmallVector<Node *, 1> Nodes;
- SmallPtrSet<Function *, 1> NodeSet;
SCC() {}
diff --git a/lib/Analysis/LazyCallGraph.cpp b/lib/Analysis/LazyCallGraph.cpp
index db6aed3b7a..832d2b9e7e 100644
--- a/lib/Analysis/LazyCallGraph.cpp
+++ b/lib/Analysis/LazyCallGraph.cpp
@@ -282,7 +282,6 @@ LazyCallGraph::SCC::removeInternalEdge(LazyCallGraph &G, Node &Caller,
// Replace this SCC with the NewNodes we collected above.
// FIXME: Simplify this when the SCC's datastructure is just a list.
Nodes.clear();
- NodeSet.clear();
// Now we need to reconnect the current SCC to the graph.
bool IsLeafSCC = true;
@@ -290,7 +289,6 @@ LazyCallGraph::SCC::removeInternalEdge(LazyCallGraph &G, Node &Caller,
N->DFSNumber = -1;
N->LowLink = -1;
Nodes.push_back(N);
- NodeSet.insert(&N->getFunction());
for (Node &ChildN : *N) {
if (NewNodes.count(&ChildN))
continue;
@@ -393,10 +391,6 @@ LazyCallGraph::SCC *LazyCallGraph::formSCCFromDFSStack(
SCCMap[SCCN] = NewSCC;
NewSCC->Nodes.push_back(SCCN);
- bool Inserted =
- NewSCC->NodeSet.insert(&SCCN->getFunction());
- (void)Inserted;
- assert(Inserted && "Cannot have duplicates in the DFSStack!");
}
DFSStack.erase(SCCBegin, DFSStack.end());
@@ -406,7 +400,7 @@ LazyCallGraph::SCC *LazyCallGraph::formSCCFromDFSStack(
bool IsLeafSCC = true;
for (Node *SCCN : NewSCC->Nodes)
for (Node &SCCChildN : *SCCN) {
- if (NewSCC->NodeSet.count(&SCCChildN.getFunction()))
+ if (SCCMap.lookup(&SCCChildN) == NewSCC)
continue;
SCC &ChildSCC = *SCCMap.lookup(&SCCChildN);
ChildSCC.ParentSCCs.insert(NewSCC);