[PATCH] D39355: [dsymutil] Implement the --threads option

[Jonas Devlieghere via Phabricator via llvm-commits]

JDevlieghere added inline comments.


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Comment at: tools/dsymutil/dsymutil.cpp:365
+      else
+        Threads.async(LinkLambda);
 
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vsk wrote:
> Wdyt of wrapping the ThreadPool in a helper class that only constructs the pool if NumThreads > 1? It's not a big deal, but it's strange to me that we'd spawn/tear down a thread but never use it.
I'd prefer not to do this, as this should really only be a temporary workaround util the recursion stuff is fixed. 


Repository:
  rL LLVM

https://reviews.llvm.org/D39355