[lld] [llvm] [DTLTO][ELF][COFF] Add archive support for DTLTO. (PR #157043)

[Konstantin Belochapka via llvm-commits]

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@@ -731,13 +734,18 @@ static void writeToResolutionFile(raw_ostream &OS, InputFile *Input,
   assert(ResI == Res.end());
 }
 
-Error LTO::add(std::unique_ptr<InputFile> Input,
+Error LTO::add(std::unique_ptr<InputFile> InputPtr,
                ArrayRef<SymbolResolution> Res) {
-  llvm::TimeTraceScope timeScope("LTO add input", Input->getName());
+  llvm::TimeTraceScope timeScope("LTO add input", InputPtr->getName());
   assert(!CalledGetMaxTasks);
 
+  Expected<InputFile *> InputOrErr = dtlto::addInput(this, std::move(InputPtr));
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kbelochapka wrote:

@teresajohnson, This is intentional, delaying the destruction of the 'InputFile' object until the 'LTO' object is destroyed is harmless in all cases, whether DTLTO is used or not.  

https://github.com/llvm/llvm-project/pull/157043