diff --git a/llvm/tools/gold/gold-plugin.cpp b/llvm/tools/gold/gold-plugin.cpp
index c0599b468aa6..606e296e5179 100644
--- a/llvm/tools/gold/gold-plugin.cpp
+++ b/llvm/tools/gold/gold-plugin.cpp
@@ -727,20 +727,6 @@ static int getOutputFileName(StringRef InFilename, bool TempOutFile,
   return FD;
 }
 
-static CodeGenOpt::Level getCGOptLevel() {
-  switch (options::OptLevel) {
-  case 0:
-    return CodeGenOpt::None;
-  case 1:
-    return CodeGenOpt::Less;
-  case 2:
-    return CodeGenOpt::Default;
-  case 3:
-    return CodeGenOpt::Aggressive;
-  }
-  llvm_unreachable("Invalid optimization level");
-}
-
 /// Parse the thinlto_prefix_replace option into the \p OldPrefix and
 /// \p NewPrefix strings, if it was specified.
 static void getThinLTOOldAndNewPrefix(std::string &OldPrefix,
@@ -767,7 +753,6 @@ static std::unique_ptr<LTO> createLTO(IndexWriteCallback OnIndexWrite) {
 
   Conf.MAttrs = MAttrs;
   Conf.RelocModel = RelocationModel;
-  Conf.CGOptLevel = getCGOptLevel();
   Conf.DisableVerify = options::DisableVerify;
   Conf.OptLevel = options::OptLevel;
   if (options::Parallelism)