vendor/llvm-project/llvmorg-17-init-19304-gd0b54bb50e51

1 files changed, 2 insertions, 32 deletions

diff --git a/llvm/lib/Transforms/IPO/Annotation2Metadata.cpp b/llvm/lib/Transforms/IPO/Annotation2Metadata.cpp
index 6cc04544cabc..40cc00d2c78c 100644
--- a/llvm/lib/Transforms/IPO/Annotation2Metadata.cpp
+++ b/llvm/lib/Transforms/IPO/Annotation2Metadata.cpp
@@ -17,8 +17,6 @@
 #include "llvm/IR/Function.h"
 #include "llvm/IR/InstIterator.h"
 #include "llvm/IR/Module.h"
-#include "llvm/InitializePasses.h"
-#include "llvm/Pass.h"
 #include "llvm/Transforms/IPO.h"
 
 using namespace llvm;
@@ -64,36 +62,8 @@ static bool convertAnnotation2Metadata(Module &M) {
   return true;
 }
 
-namespace {
-struct Annotation2MetadataLegacy : public ModulePass {
-  static char ID;
-
-  Annotation2MetadataLegacy() : ModulePass(ID) {
-    initializeAnnotation2MetadataLegacyPass(*PassRegistry::getPassRegistry());
-  }
-
-  bool runOnModule(Module &M) override { return convertAnnotation2Metadata(M); }
-
-  void getAnalysisUsage(AnalysisUsage &AU) const override {
-    AU.setPreservesAll();
-  }
-};
-
-} // end anonymous namespace
-
-char Annotation2MetadataLegacy::ID = 0;
-
-INITIALIZE_PASS_BEGIN(Annotation2MetadataLegacy, DEBUG_TYPE,
-                      "Annotation2Metadata", false, false)
-INITIALIZE_PASS_END(Annotation2MetadataLegacy, DEBUG_TYPE,
-                    "Annotation2Metadata", false, false)
-
-ModulePass *llvm::createAnnotation2MetadataLegacyPass() {
-  return new Annotation2MetadataLegacy();
-}
-
 PreservedAnalyses Annotation2MetadataPass::run(Module &M,
                                                ModuleAnalysisManager &AM) {
-  convertAnnotation2Metadata(M);
-  return PreservedAnalyses::all();
+  return convertAnnotation2Metadata(M) ? PreservedAnalyses::none()
+                                       : PreservedAnalyses::all();
 }