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

[Nikita Popov via cfe-commits]

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@@ -1533,12 +1539,12 @@ class InProcessThinBackend : public CGThinBackend {
       const FunctionImporter::ExportSetTy &ExportList,
       const std::map<GlobalValue::GUID, GlobalValue::LinkageTypes> &ResolvedODR,
       const GVSummaryMapTy &DefinedGlobals,
-      MapVector<StringRef, BitcodeModule> &ModuleMap) {
+      MapVector<StringRef, BitcodeModule> &ModuleMap, Triple TheTriple) {
     auto ModuleID = BM.getModuleIdentifier();
+    LTOLLVMContext BackendContext(Conf);
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nikic wrote:

Why did these variables have to be moved outside the lambdas?

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