[luatex] core dump with \nonscript

David Carlisle d.p.carlisle at gmail.com
Mon Dec 12 11:01:35 CET 2016


This crash is reported with a user in 0.95


But I see a failure with a cygwin texlive build of 1.01

This is LuaTeX, Version 1.0.1 (TeX Live 2017/dev)
 restricted system commands enabled.
(./ww114.texassertion "varmem[(p)].hh.v.RH!=null" failed: file
"../../../source/texk/web2c/luatexdir/tex/mlist.w", line 4050,
function: mlist_to_hlist
Aborted (core dumped)

The test file as plain tex

% Calculate the amount of moving \sim up as in \simeq
  \dimen0=\ht0 %
  \advance\dimen0 by -\ht2 %
% Compose the two symbols
    \hbox to \wd0{%
  \copy0 %
    \mkern-3.4mu %
    \mkern-1mu %
    \nonscript\mkern1mu %

$$ A \isomorphism B^{C \isomorphism D^{E \isomorphism F}} $$


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