[clang] [Clang] Add codegen option to add passbuilder callback functions (PR #70171)

[Arthur Eubanks via cfe-commits]

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@@ -906,6 +906,9 @@ void EmitAssemblyHelper::RunOptimizationPipeline(
           << PluginFN << toString(PassPlugin.takeError());
     }
   }
+  for (auto PassCallback : CodeGenOpts.PassBuilderCallbacks) {
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aeubanks wrote:

nit: no braces for single line loops

https://github.com/llvm/llvm-project/pull/70171