[clang] [lld] [llvm] [llvm][lld][clang] Delay initializing TargetOptions in LTO builds until a Triple is available (PR #179509)

[Fangrui Song via cfe-commits]

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@@ -526,8 +531,8 @@ static void splitCodeGen(const Config &C, TargetMachine *TM,
               std::unique_ptr<TargetMachine> TM =
                   createTargetMachine(C, T, *MPartInCtx);
 
-              codegen(C, TM.get(), AddStream, ThreadId, *MPartInCtx,
-                      CombinedIndex);
+              ::codegen(C, TM.get(), AddStream, ThreadId, *MPartInCtx,
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MaskRay wrote:

unneeded `::` change

https://github.com/llvm/llvm-project/pull/179509