[clang] [llvm] [PassBuilder] Add `LTOPreLink` to early simplication EP call backs (PR #114547)

[Shilei Tian via cfe-commits]

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@@ -478,7 +478,8 @@ class PassBuilder {
   /// This extension point allows adding optimization right after passes that do
   /// basic simplification of the input IR.
   void registerPipelineEarlySimplificationEPCallback(
-      const std::function<void(ModulePassManager &, OptimizationLevel)> &C) {
+      const std::function<void(ModulePassManager &, OptimizationLevel, bool)>
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shiltian wrote:

Yes of course. I was in the same shoes and not sure which one is better, since the pipeline is only used in two places.

https://github.com/llvm/llvm-project/pull/114547