[PATCH] D89749: SourceManager: Don't allocate an SLocEntry until it's loaded

[Vassil Vassilev via Phabricator via cfe-commits]

v.g.vassilev added a comment.

Thanks for the patch!! This is a super hot place for us (mostly due to boost). I will try it on our end and let you know!


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  https://reviews.llvm.org/D89749/new/

https://reviews.llvm.org/D89749