[lld] [llvm] [NFCI][LTO][lld] Optimize away symbol copies within LTO global resolution in ELF (PR #106193)

[Jan Voung via llvm-commits]

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@@ -348,6 +352,11 @@ class LTO {
     DenseMap<GlobalValue::GUID, StringRef> PrevailingModuleForGUID;
   } ThinLTO;
 
+  std::unique_ptr<llvm::BumpPtrAllocator> Alloc;
+
+  // Symbol saver for global resolution map.
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jvoung wrote:

Would it make sense to group these closer to GlobalResolutions map? The comment helps refer to it, but right now is separated by the "struct GlobalResolution" definition.

https://github.com/llvm/llvm-project/pull/106193