[PATCH] D69825: [Clang][Driver] Re-use the calling process instead of creating a new process for the cc1 invocation

[Russell Gallop via Phabricator via cfe-commits]

russell.gallop added a comment.

In D69825#1760279 <https://reviews.llvm.org/D69825#1760279>, @russell.gallop wrote:

> So in this case it saved 0.5% of time. Using the previous maths, with 2378 clang-cl jobs, this implies process creation time of 29ms. This was fairly soon after a reboot. Maybe I'm just lucky and none of the process creation problems are affecting me on this system (at this moment).


It looks like the git apply didn't work, but the script continued so this was a duff experiment, please ignore. I'll try to fix this and run it again.


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  https://reviews.llvm.org/D69825/new/

https://reviews.llvm.org/D69825