don't blindly overwrite -Dccflags + honour preconfigopts in Perl easyblock

[SebastianAchilles]

(created using eb --new-pr)

[boegel]

@boegelbot please test @ generoso
EB_ARGS="Perl-5.38.0-GCCcore-13.2.0.eb Perl-5.32.1-GCCcore-10.3.0.eb --installpath /tmp/$USER/pr3010"

[boegelbot]

@boegel: Request for testing this PR well received on login1

PR test command 'EB_PR=3010 EB_ARGS="Perl-5.38.0-GCCcore-13.2.0.eb Perl-5.32.1-GCCcore-10.3.0.eb --installpath /tmp/$USER/pr3010" EB_CONTAINER= EB_REPO=easybuild-easyblocks /opt/software/slurm/bin/sbatch --job-name test_PR_3010 --ntasks=4 ~/boegelbot/eb_from_pr_upload_generoso.sh' executed!

• exit code: 0
• output:

Submitted batch job 11914

Test results coming soon (I hope)...

- notification for comment with ID 1756117306 processed

Message to humans: this is just bookkeeping information for me,
it is of no use to you (unless you think I have a bug, which I don't).

[boegelbot]

Test report by @boegelbot

Overview of tested easyconfigs (in order)

• SUCCESS Perl-5.38.0-GCCcore-13.2.0.eb
• SUCCESS Perl-5.32.1-GCCcore-10.3.0.eb

Build succeeded for 2 out of 2 (2 easyconfigs in total)
cns2 - Linux Rocky Linux 8.5, x86_64, Intel(R) Xeon(R) CPU E5-2667 v3 @ 3.20GHz (haswell), Python 3.6.8
See https://gist.github.com/boegelbot/6bf694c1191007c5ef36041d89a7cc3e for a full test report.

[akesandgren]

LGTM

[akesandgren]

Going in, thanks @SebastianAchilles!