On Sun, 2 Feb 2025 at 18:51, Hans Hagen <[email protected]> wrote: > On 2/2/2025 10:56 AM, Udicoudco wrote: > > > Even though this change is less disruptive, there might be more > > concerns about backwards compatibility today than three years ago, if > > this is the case a new value to \matheqdirmode can be added. > > I checked how I'd do it in luametatex and noticed a potential issue > with the patch: because there can be more than one node (par plus plenty > dir) you need to flush the list starting with vlink(head), otherwise you > leak nodes. > > (Because pop_nest is kind of dumb that should be enough but in other > situations one should also set tail to head and the next node of head to > null.) > > (I actually added a bit more clever variant so that i can test some > scenarios, but right now I can't forecast side effects as i have no clue > about intended usage in macro packages as we don't need it in context.) >
ok, finally done. commit ba8a0978018c3215144c77ffb0c4f14638a3c1e1 (HEAD -> master, origin/master, origin/HEAD) Author: Luigi Scarso <[email protected]> Date: Wed Feb 5 00:53:09 2025 +0100 add mathemptydisplaymode primitive, fix nodes leak in end_graf (thanks to [email protected]) -- luigi
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