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-rw-r--r--llvm/lib/Analysis/LazyCallGraph.cpp9
1 files changed, 1 insertions, 8 deletions
diff --git a/llvm/lib/Analysis/LazyCallGraph.cpp b/llvm/lib/Analysis/LazyCallGraph.cpp
index 46e29828990..6c55a3f0406 100644
--- a/llvm/lib/Analysis/LazyCallGraph.cpp
+++ b/llvm/lib/Analysis/LazyCallGraph.cpp
@@ -1644,14 +1644,6 @@ void LazyCallGraph::removeDeadFunction(Function &F) {
assert(C.size() == 1 && "Dead functions must be in a singular SCC");
assert(RC.size() == 1 && "Dead functions must be in a singular RefSCC");
- // Clean up any remaining reference edges. Note that we walk an unordered set
- // here but are just removing and so the order doesn't matter.
- for (RefSCC &ParentRC : RC.parents())
- for (SCC &ParentC : ParentRC)
- for (Node &ParentN : ParentC)
- if (ParentN.isPopulated())
- ParentN->removeEdgeInternal(N);
-
// Now remove this RefSCC from any parents sets and the leaf list.
for (Edge &E : *N)
if (RefSCC *TargetRC = lookupRefSCC(E.getNode()))
@@ -1673,6 +1665,7 @@ void LazyCallGraph::removeDeadFunction(Function &F) {
// components.
N.clear();
N.G = nullptr;
+ N.F = nullptr;
C.clear();
RC.clear();
RC.G = nullptr;
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