e.g., C functions should not expect row and column size if this information can be determined by inspection; e.g. row and col size should not have to be passed here to the function being tested, https://github.com/Perl-OpenMP/p5-OpenMP-Simple/blob/master/t/17-PerlOMP_2D_AoA_TO_2D_STRING_ARRAY.t