[llvm] Store GUIDs in metadata (PR #133682)

[Mircea Trofin via llvm-commits]

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@@ -791,6 +792,7 @@ PassBuilder::buildFunctionSimplificationPipeline(OptimizationLevel Level,
 void PassBuilder::addRequiredLTOPreLinkPasses(ModulePassManager &MPM) {
   MPM.addPass(CanonicalizeAliasesPass());
   MPM.addPass(NameAnonGlobalPass());
+  MPM.addPass(AssignGUIDPass());
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mtrofin wrote:

(after reading further below) it seems like the pass is used to ensure there are GUIDs. Should we call it "EnsureGUIDs" then?

https://github.com/llvm/llvm-project/pull/133682