determine order of divides grid-function of second argument is constant

4 jobs for issue/grid_functions_order in 19 minutes and 39 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Test
passed #7177
debian:10 clang-6-libcpp-17

00:19:38

passed #7176
debian:10 gcc-8-17

00:15:50

passed #7178
debian:9 gcc-6-14

00:13:04

passed #7179
ubuntu:18.04 clang-6-17

00:18:24