1 files changed, 0 insertions, 41 deletions

diff --git a/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp b/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp
index 51c80cf7dfa..195e0cfe76b 100644
--- a/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp
+++ b/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp
@@ -65,13 +65,9 @@ extern "C" void LLVMInitializePasses() {
 }
 
 extern "C" void LLVMTimeTraceProfilerInitialize() {
-#if LLVM_VERSION_GE(10, 0)
   timeTraceProfilerInitialize(
       /* TimeTraceGranularity */ 0,
       /* ProcName */ "rustc");
-#else
-  timeTraceProfilerInitialize();
-#endif
 }
 
 extern "C" void LLVMTimeTraceProfilerFinish(const char* FileName) {
@@ -596,7 +592,6 @@ enum class LLVMRustFileType {
   ObjectFile,
 };
 
-#if LLVM_VERSION_GE(10, 0)
 static CodeGenFileType fromRust(LLVMRustFileType Type) {
   switch (Type) {
   case LLVMRustFileType::AssemblyFile:
@@ -607,18 +602,6 @@ static CodeGenFileType fromRust(LLVMRustFileType Type) {
     report_fatal_error("Bad FileType.");
   }
 }
-#else
-static TargetMachine::CodeGenFileType fromRust(LLVMRustFileType Type) {
-  switch (Type) {
-  case LLVMRustFileType::AssemblyFile:
-    return TargetMachine::CGFT_AssemblyFile;
-  case LLVMRustFileType::ObjectFile:
-    return TargetMachine::CGFT_ObjectFile;
-  default:
-    report_fatal_error("Bad FileType.");
-  }
-}
-#endif
 
 extern "C" LLVMRustResult
 LLVMRustWriteOutputFile(LLVMTargetMachineRef Target, LLVMPassManagerRef PMR,
@@ -868,13 +851,11 @@ LLVMRustOptimizeWithNewPassManager(
         }
       );
 #else
-#if LLVM_VERSION_GE(10, 0)
       PipelineStartEPCallbacks.push_back(
         [Options](ModulePassManager &MPM, PassBuilder::OptimizationLevel Level) {
           MPM.addPass(MemorySanitizerPass(Options));
         }
       );
-#endif
       OptimizerLastEPCallbacks.push_back(
         [Options](FunctionPassManager &FPM, PassBuilder::OptimizationLevel Level) {
           FPM.addPass(MemorySanitizerPass(Options));
@@ -892,13 +873,11 @@ LLVMRustOptimizeWithNewPassManager(
         }
       );
 #else
-#if LLVM_VERSION_GE(10, 0)
       PipelineStartEPCallbacks.push_back(
         [](ModulePassManager &MPM, PassBuilder::OptimizationLevel Level) {
           MPM.addPass(ThreadSanitizerPass());
         }
       );
-#endif
       OptimizerLastEPCallbacks.push_back(
         [](FunctionPassManager &FPM, PassBuilder::OptimizationLevel Level) {
           FPM.addPass(ThreadSanitizerPass());
@@ -989,13 +968,11 @@ LLVMRustOptimizeWithNewPassManager(
 
       MPM.addPass(AlwaysInlinerPass(EmitLifetimeMarkers));
 
-# if LLVM_VERSION_GE(10, 0)
       if (PGOOpt) {
         PB.addPGOInstrPassesForO0(
             MPM, DebugPassManager, PGOOpt->Action == PGOOptions::IRInstr,
             /*IsCS=*/false, PGOOpt->ProfileFile, PGOOpt->ProfileRemappingFile);
       }
-# endif
 #endif
     } else {
 #if LLVM_VERSION_GE(12, 0)
@@ -1366,11 +1343,7 @@ LLVMRustCreateThinLTOData(LLVMRustThinLTOModule *modules,
                           int num_modules,
                           const char **preserved_symbols,
                           int num_symbols) {
-#if LLVM_VERSION_GE(10, 0)
   auto Ret = std::make_unique<LLVMRustThinLTOData>();
-#else
-  auto Ret = llvm::make_unique<LLVMRustThinLTOData>();
-#endif
 
   // Load each module's summary and merge it into one combined index
   for (int i = 0; i < num_modules; i++) {
@@ -1455,7 +1428,6 @@ LLVMRustCreateThinLTOData(LLVMRustThinLTOModule *modules,
         ExportedGUIDs.insert(GUID);
     }
   }
-#if LLVM_VERSION_GE(10, 0)
   auto isExported = [&](StringRef ModuleIdentifier, ValueInfo VI) {
     const auto &ExportList = Ret->ExportLists.find(ModuleIdentifier);
     return (ExportList != Ret->ExportLists.end() &&
@@ -1463,15 +1435,6 @@ LLVMRustCreateThinLTOData(LLVMRustThinLTOModule *modules,
       ExportedGUIDs.count(VI.getGUID());
   };
   thinLTOInternalizeAndPromoteInIndex(Ret->Index, isExported, isPrevailing);
-#else
-  auto isExported = [&](StringRef ModuleIdentifier, GlobalValue::GUID GUID) {
-    const auto &ExportList = Ret->ExportLists.find(ModuleIdentifier);
-    return (ExportList != Ret->ExportLists.end() &&
-      ExportList->second.count(GUID)) ||
-      ExportedGUIDs.count(GUID);
-  };
-  thinLTOInternalizeAndPromoteInIndex(Ret->Index, isExported);
-#endif
 
   return Ret.release();
 }
@@ -1628,11 +1591,7 @@ struct LLVMRustThinLTOBuffer {
 
 extern "C" LLVMRustThinLTOBuffer*
 LLVMRustThinLTOBufferCreate(LLVMModuleRef M) {
-#if LLVM_VERSION_GE(10, 0)
   auto Ret = std::make_unique<LLVMRustThinLTOBuffer>();
-#else
-  auto Ret = llvm::make_unique<LLVMRustThinLTOBuffer>();
-#endif
   {
     raw_string_ostream OS(Ret->data);
     {