tejohnson added a comment.

In D99554#2674229 <https://reviews.llvm.org/D99554#2674229>, @wenlei wrote:

> Does this help non-distributed ThinLTO as well? cc: @weiwang

No. See the note in Wei's description about this:

> Note that this patch only changes the distributed thinlto mode. For in 
> process thinlto mode, one source module is shared across different thinlto 
> backend threads so it is not changed in this patch.

Specifically, for in-process ThinLTO all modules are kept open so that we don't 
need to reload a module for each thread that wants to import from it.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D99554/new/

https://reviews.llvm.org/D99554

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