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Diffstat (limited to 'llvm/lib/Transforms/Utils/CallGraphUpdater.cpp')
-rw-r--r--llvm/lib/Transforms/Utils/CallGraphUpdater.cpp7
1 files changed, 5 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/Utils/CallGraphUpdater.cpp b/llvm/lib/Transforms/Utils/CallGraphUpdater.cpp
index 8cdf01e..8060e50ab 100644
--- a/llvm/lib/Transforms/Utils/CallGraphUpdater.cpp
+++ b/llvm/lib/Transforms/Utils/CallGraphUpdater.cpp
@@ -112,8 +112,11 @@ void CallGraphUpdater::removeFunction(Function &DeadFn) {
DeadFunctions.push_back(&DeadFn);
// For the old call graph we remove the function from the SCC right away.
- if (CG && !ReplacedFunctions.count(&DeadFn))
- CGSCC->DeleteNode((*CG)[&DeadFn]);
+ if (CG && !ReplacedFunctions.count(&DeadFn)) {
+ CallGraphNode *DeadCGN = (*CG)[&DeadFn];
+ DeadCGN->removeAllCalledFunctions();
+ CGSCC->DeleteNode(DeadCGN);
+ }
}
void CallGraphUpdater::replaceFunctionWith(Function &OldFn, Function &NewFn) {