Merge pull request #19980 from zchrissirhcz:fix-CV_XADD-missing-return-type
authorAlexander Alekhin <alexander.a.alekhin@gmail.com>
Mon, 26 Apr 2021 14:10:51 +0000 (14:10 +0000)
committerAlexander Alekhin <alexander.a.alekhin@gmail.com>
Mon, 26 Apr 2021 14:10:51 +0000 (14:10 +0000)

Trivial merge