It is preferred that no copyright notice appears in these files.
The list of files to modify has been obtained with the following command:
ocaml/testsuite/tests$ find . -name '*.ml*' \
| xargs grep -l -i copyright \
> test-files-with-copyright-header
Nicolás Ojeda Bär
David Allsopp
Sébastien Hinderer
Jeremie Dimino
alainfrisch