1 files changed, 2 insertions, 2 deletions
diff --git a/contrib/llvm-project/llvm/lib/Transforms/Utils/CallGraphUpdater.cpp b/contrib/llvm-project/llvm/lib/Transforms/Utils/CallGraphUpdater.cpp
index 1840f26add2d..d0b89ba2606e 100644
--- a/contrib/llvm-project/llvm/lib/Transforms/Utils/CallGraphUpdater.cpp
+++ b/contrib/llvm-project/llvm/lib/Transforms/Utils/CallGraphUpdater.cpp
@@ -36,7 +36,7 @@ bool CallGraphUpdater::finalize() {
       CallGraphNode *DeadCGN = (*CG)[DeadFn];
       DeadCGN->removeAllCalledFunctions();
       CG->getExternalCallingNode()->removeAnyCallEdgeTo(DeadCGN);
-      DeadFn->replaceAllUsesWith(UndefValue::get(DeadFn->getType()));
+      DeadFn->replaceAllUsesWith(PoisonValue::get(DeadFn->getType()));
     }
 
     // Then remove the node and function from the module.
@@ -51,7 +51,7 @@ bool CallGraphUpdater::finalize() {
     // no call graph was provided.
     for (Function *DeadFn : DeadFunctions) {
       DeadFn->removeDeadConstantUsers();
-      DeadFn->replaceAllUsesWith(UndefValue::get(DeadFn->getType()));
+      DeadFn->replaceAllUsesWith(PoisonValue::get(DeadFn->getType()));
 
       if (LCG && !ReplacedFunctions.count(DeadFn)) {
         // Taken mostly from the inliner: