TL2015: LaTeX compatibility with TL2014 and earlier

[Hiroki Sato]

Hiroki Sato <hrs at FreeBSD.org> wrote
  in <20150724.061253.1368110807479135233.hrs at allbsd.org>:

hr> Jan Henrik Sylvester <me at janh.de> wrote
hr>   in <55B0D1B5.60505 at janh.de>:
hr>
hr> me> I upgraded to TL2015 (on FreeBSD 10.1/amd64) and compiled a few old
hr> me> documents for testing. They all look fine.
hr> me>
hr> me> For one larger project, spacing changed slightly causing page break
hr> me> changes. Assuming it might be because of the fixltx2e->latexrelease
hr> me> change, I tried to add \RequirePackage[2014/05/01]{latexrelease} in the
hr> me> beginning as documented. Now it does not compile anymore at all. This
hr> me> can easily be reproduced, these three lines already fail:
hr> me>
hr> me> \RequirePackage[2014/05/01]{latexrelease}
hr> me> \documentclass[a4paper]{article}
hr> me> \begin{document}$\mathtt{i}$\end{document}
hr> me>
hr> me> This is probably not a problem with the FreeBSD port, but rather a
hr> me> problem with TL2015 in general -- or my lack of understanding of
hr> me> latexrelease. Unfortunately, I do not have TL2015 on a different OS to test.
hr> me>
hr> me> Any idea?
hr> me>
hr> me> Should I go straight to the tex-live mailing list or LaTeX Community forum?
hr>
hr>  I tried it on Win32 but it worked with no error.  I will investigate
hr>  whether it is FreeBSD-specific or not more closely.

 I updated texlive-texmf to 20150523_1 just now.  Can you try the
 latest version?  It seems latexrelease in 20150101 has a problem but
 one in 20150101pl2 works.

-- Hiroki
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