Merge pull request #15353 from alalek:cmake_check_atomic
authorAlexander Alekhin <alexander.a.alekhin@gmail.com>
Thu, 22 Aug 2019 15:43:34 +0000 (15:43 +0000)
committerAlexander Alekhin <alexander.a.alekhin@gmail.com>
Thu, 22 Aug 2019 15:43:34 +0000 (15:43 +0000)

Trivial merge