Export LLVM symbols for autodiff on Apple#151243

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sgasho wants to merge 3 commits intorust-lang:mainfrom

sgasho:autodiff-apple-prevent-hang

Commits on Jan 17, 2026

export LLVM symbol when autodiff is enabled && on apple darwin platform
sgasho
committed
explain exporting LLVM symbols for Enzyme on Apple
sgasho
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add a comment that describes -Zexport_llvm_symbols is only for apple so far
sgasho
committed