[XeTeX] ifcat changed?

Ulrike Fischer news3 at nililand.de
Sat Apr 15 19:36:14 CEST 2017

Am Sat, 15 Apr 2017 07:26:38 -0400 schrieb Bruno Le Floch:

> The primitive conditional "\ifcat\relax\cr true\else false\fi" gives
> "true" in pdfTeX, LuaTeX, (e)(u)pTeX, and XeTeX from some time ago
> (could be years),

Looks like *many* years. I get the wrong output with texlive 2012. 

> It would be useful for me to know which of \ifcat, \relax, and \cr
> changed, 

It looks like a problem with \cr for me, but it is difficult to be

Ulrike Fischer 

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