Merge topic 'cppcheck-fixes'

c934a881e7 Reduce scope of variable
01c22dfaee Range-for loop with const reference
3850def5e6 Use prefix ++ operators for non-primitive types
95a9494974 Remove unused variable

Acked-by: Kitware Robot <kwrobot@kitware.com>
Acked-by: buildbot <buildbot@kitware.com>
Merge-request: !9254