Last modified: 2014-02-12 23:52:42 UTC
Tested just now on commons. Steps to reproduce: preview ~~~~ I'm going to take a stab in the dark and guess that the pst parameter is not being passed to api action=parse.
PST = pre-save transform
Change 82529 had a related patch set uploaded by MaxSem: Do a PST during preview https://gerrit.wikimedia.org/r/82529
Change 82529 merged by jenkins-bot: Do a PST during preview https://gerrit.wikimedia.org/r/82529