Merge pull request #12755 from alalek:fix_allocSingleton
authorAlexander Alekhin <alexander.a.alekhin@gmail.com>
Mon, 8 Oct 2018 15:30:16 +0000 (15:30 +0000)
committerAlexander Alekhin <alexander.a.alekhin@gmail.com>
Mon, 8 Oct 2018 15:30:17 +0000 (15:30 +0000)

Trivial merge