Am Donnerstag, 16. Februar 2017 um 15:08:24, schrieb Jürgen Spitzmüller
<sp...@lyx.org>
> Am Donnerstag, den 16.02.2017, 11:15 +0100 schrieb Kornel Benko:
> > Hi,
> > the attached patch fixes it for me.
>
> This will fail for all cases were strong is not defined.
>
> I'd probably use \providecommand. But you'd need to check whether the
> output is identical (see below). And alternative is using \def or
> \@ifundefined{strong}{\newcommand...}{\renewcommand...}
OK. Any solution is better than what we have now.
> > 16 testcases are affected.
> > E.g. export/doc/Additional_pdf4_systemF:
> > Desc: LaTeX Error: Command \strong already defined.
> > Text: \newcommand{\strong}[1]{\textbf{#1}}
> >
> > Your command was ignored.
> > Type I <command> <return> to replace it with another command,
> > or <return> to continue without it.
> >
> > Anybody else seeing this?
>
> I suppose this is due to the recent fontspec update:
>
> - v2.6 (2017/02/12)
>
> [...]
> * Add `\strong` as the "weight" analogy to `\emph`. This will need
> some extra syntactic sugar from `fontspec` before it becomes
> truly useful.
Feels like it will remain there from now on.
> Jürgen
>
> >
Kornel
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