Merge branch 'UB-constness' into 'master'

Remove const qualifier from object that can be modified

See merge request !27
2 jobs for master in 297 minutes and 28 seconds (queued for 1 second)
Status Name Job ID Coverage
  Test
passed job_clang_amd64 #4692
amd64

04:57:28

passed job_gcc_amd64 #4691
amd64

01:32:14