[lld] [lld][MachO]Multi-threaded i/o. Twice as fast linking a large project. (PR #147134)

[Daniel Rodríguez Troitiño via llvm-commits]

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@@ -31,6 +31,7 @@
 #include "lld/Common/Reproduce.h"
 #include "lld/Common/Version.h"
 #include "llvm/ADT/DenseSet.h"
+#include "llvm/ADT/ScopeExit.h"
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drodriguez wrote:

Not needed anymore?

https://github.com/llvm/llvm-project/pull/147134