1 files changed, 0 insertions, 34 deletions
diff --git a/contrib/llvm-project/llvm/lib/Transforms/Utils/UnifyFunctionExitNodes.cpp b/contrib/llvm-project/llvm/lib/Transforms/Utils/UnifyFunctionExitNodes.cpp
index 2b706858cbed..d5468909dd4e 100644
--- a/contrib/llvm-project/llvm/lib/Transforms/Utils/UnifyFunctionExitNodes.cpp
+++ b/contrib/llvm-project/llvm/lib/Transforms/Utils/UnifyFunctionExitNodes.cpp
@@ -16,33 +16,9 @@
 #include "llvm/IR/Function.h"
 #include "llvm/IR/Instructions.h"
 #include "llvm/IR/Type.h"
-#include "llvm/InitializePasses.h"
 #include "llvm/Transforms/Utils.h"
 using namespace llvm;
 
-char UnifyFunctionExitNodesLegacyPass::ID = 0;
-
-UnifyFunctionExitNodesLegacyPass::UnifyFunctionExitNodesLegacyPass()
-    : FunctionPass(ID) {
-  initializeUnifyFunctionExitNodesLegacyPassPass(
-      *PassRegistry::getPassRegistry());
-}
-
-INITIALIZE_PASS(UnifyFunctionExitNodesLegacyPass, "mergereturn",
-                "Unify function exit nodes", false, false)
-
-Pass *llvm::createUnifyFunctionExitNodesPass() {
-  return new UnifyFunctionExitNodesLegacyPass();
-}
-
-void UnifyFunctionExitNodesLegacyPass::getAnalysisUsage(
-    AnalysisUsage &AU) const {
-  // We preserve the non-critical-edgeness property
-  AU.addPreservedID(BreakCriticalEdgesID);
-  // This is a cluster of orthogonal Transforms
-  AU.addPreservedID(LowerSwitchID);
-}
-
 namespace {
 
 bool unifyUnreachableBlocks(Function &F) {
@@ -110,16 +86,6 @@ bool unifyReturnBlocks(Function &F) {
 }
 } // namespace
 
-// Unify all exit nodes of the CFG by creating a new BasicBlock, and converting
-// all returns to unconditional branches to this new basic block. Also, unify
-// all unreachable blocks.
-bool UnifyFunctionExitNodesLegacyPass::runOnFunction(Function &F) {
-  bool Changed = false;
-  Changed |= unifyUnreachableBlocks(F);
-  Changed |= unifyReturnBlocks(F);
-  return Changed;
-}
-
 PreservedAnalyses UnifyFunctionExitNodesPass::run(Function &F,
                                                   FunctionAnalysisManager &AM) {
   bool Changed = false;