I didn't pay attention so no idea when it broke, but now I don't see a human-readable variant of std::containers while debugging. Now I see something like this: https://imgur.com/a/QHim0PII tinkered a bit around, tried a repository version too (keeping an old config and without it). I was in the Edit->Preferences->Debugger. Played with different combinations of parameters. It feels like nothing has changed though...
Now I use the version from the net-installer. How should I enable the "debugging helpers"?