[PATCH] D119372: [lld-macho] Unset ExportDynamic where possible for LTO

[Jez Ng via Phabricator via llvm-commits]

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By unsetting this property, we are now able to internalize more symbols
during LTO. I compared the output of `-save-temps` for both LLD and
ld64, and we now match ld64's behavior as far as `lto-internalize.ll` is
concerned.

(Thanks @smeenai for working on an initial version of this diff!)


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D119372

Files:
  lld/MachO/Driver.cpp
  lld/MachO/LTO.cpp
  lld/test/MachO/lto-internalize.ll

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