On Tue, Jan 24, 2017 at 09:35:27PM +0100, Jean-Marc Lasgouttes wrote: > Le 24/01/2017 à 21:11, Enrico Forestieri a écrit : > > But packages that expect to see two hyphens instead of \textendash > > are not broken... > > Out of curiosity: what packages are these?
The first two that come to mind are xypic and tikz. As regards xypic, in lyx 2.1 you could write a code fragment, select it and then hit Ctrl-M to have it nicely previewed. Now no more. Then, there can also be other side effects. See for example http://www.lyx.org/trac/ticket/10490 -- Enrico