DPL Analysis: fix is_preslice concept

[aalkin]

No description provided.

[github-actions]

REQUEST FOR PRODUCTION RELEASES:
To request your PR to be included in production software, please add the corresponding labels called "async-" to your PR. Add the labels directly (if you have the permissions) or add a comment of the form (note that labels are separated by a ",")

+async-label <label1>, <label2>, !<label3> ...

This will add <label1> and <label2> and removes <label3>.

The following labels are available
async-2023-pbpb-apass4
async-2023-pp-apass4
async-2024-pp-apass1
async-2022-pp-apass7
async-2024-pp-cpass0
async-2024-PbPb-apass1
async-2024-ppRef-apass1
async-2024-PbPb-apass2
async-2023-PbPb-apass5

[aalkin]

@ddobrigk @ktf this is the fix for 20250221 tag

[ddobrigk]

Awesome, thanks a lot for the quick action! Once we are sure everything is in order, it would he great to merge and reissue a tag asap :-)

[ktf]

@ddobrigk do you have a reproducer you could check? I will then merge and tag.