Merge pull request #14717 from alalek:core_visibility_handling
authorAlexander Alekhin <alexander.a.alekhin@gmail.com>
Fri, 7 Jun 2019 11:49:30 +0000 (11:49 +0000)
committerAlexander Alekhin <alexander.a.alekhin@gmail.com>
Fri, 7 Jun 2019 11:49:30 +0000 (11:49 +0000)

Trivial merge