I/O customization rules crash with TClonesArray

[jblomer]

Check duplicate issues.

• Checked for duplicates

Description

The application of an I/O customization rule targetting a member inside a TClonesArray crashes.

Full description at https://root-forum.cern.ch/t/possible-bug-in-schema-evolution-with-tclonesarray/64918

Affects NA62

Reproducer

rQ0qLC9nXfLnGbgGPFl1roQLYCC.zip

ROOT version

master

Installation method

from source

Operating system

Linux

Additional context

No response

[jblomer]

Quick check with LCG releases: this broke between ROOT v6.34.02 and ROOT v6.36.02.

[jblomer]

The breaking commit is b66fdc0 from PR #18320

@pcanal FYI.