Re-vendor fdlibm with the updated patches from part 4 by executing: ``` ./mach vendor --patch-mode=none --revision=bd5e624a861433dee76fe00a8acedc9564425332 --force modules/fdlibm/moz.yaml ./mach vendor --patch-mode=only modules/fdlibm/moz.yaml ``` Differential Revision: https://phabricator.services.mozilla.com/D288181