[PATCH] D99409: [clang] Speedup line offset mapping computation

[Serge Guelton via cfe-commits]

On Wed, Apr 07, 2021 at 12:48:01PM +0000, Simon Pilgrim via Phabricator wrote:
> RKSimon added a comment.
> 
> @serge-sans-paille Please can you look at the clang-ppc buildbot breakages: http://lab.llvm.org:8011/#/builders/52/builds/6108

I'm on it.