Update FB_ONE_OR_NONE in Preproc.h to work with MSVC
authorChristopher Dykes <cdykes@fb.com>
Fri, 22 Jul 2016 17:15:29 +0000 (10:15 -0700)
committerFacebook Github Bot 1 <facebook-github-bot-1-bot@fb.com>
Fri, 22 Jul 2016 17:23:51 +0000 (10:23 -0700)
commitccb2bd7f03f95356ceaf569349e4f1d77aae2264
treeec530e43de3dee533ab9fbfdf5799887183fa7a1
parent38b106f1626167d0ab05bf6b35c0de07be3d5eb3
Update FB_ONE_OR_NONE in Preproc.h to work with MSVC

Summary: There was an MSVC section, but it's much simpler to just use the glue to solve the issue instead.

Reviewed By: yfeldblum

Differential Revision: D3601184

fbshipit-source-id: f95bd3dfc4b244e1bce21997f44de2970575ad7f
folly/Preprocessor.h