[XeTeX] engine or unicode-math bug? Problems with math font switches in subscripts

[Herbert Schulz]

On Jun 30, 2013, at 5:04 AM, Ulrike Fischer <news3 at nililand.de> wrote:

> 
> 
> The same document compiled with TL13 gives no error but there is a
> suspicious missing character message in the log which imho could be
> related:
> 
> Missing character: There is no Dž in font
> [latinmodern-math.otf]/ICU:script=math
> ;language=DFLT;!
> 
> 
> On a miktex without the new xelatex engine but the same unicode-math
> version there is no problem.
> 

Howdy,

I'm not seeing the problem here with `Version 3.1415926-2.5-0.9999.3 (TeX Live 2013)', i.e, the version you are using. Also no error about missing character.

Here's what I get when I put \listfiles at the top of the file you gave:

 *File List*
 article.cls    2007/10/19 v1.4h Standard LaTeX document class
  size10.clo    2007/10/19 v1.4h Standard LaTeX file (size option)
unicode-math.sty    2013/05/04 v0.7e Unicode maths in XeLaTeX and LuaLaTeX
 ifxetex.sty    2010/09/12 v0.6 Provides ifxetex conditional
ifluatex.sty    2010/03/01 v1.3 Provides the ifluatex switch (HO)
   expl3.sty    2013/03/14 v4469 L3 Experimental code bundle wrapper
 l3names.sty    2012/12/07 v4346 L3 Namespace for primitives
l3bootstrap.sty    2013/01/08 v4420 L3 Experimental bootstrap code
    etex.sty    1998/03/26 v2.0 eTeX basic definition package (PEB)
l3basics.sty    2013/01/10 v4428 L3 Basic definitions
 l3expan.sty    2013/02/03 v4458 L3 Argument expansion
    l3tl.sty    2013/01/08 v4415 L3 Token lists
   l3seq.sty    2013/01/12 v4434 L3 Sequences and stacks
   l3int.sty    2013/01/13 v4444 L3 Integers
 l3quark.sty    2012/11/04 v4268 L3 Quarks
   l3prg.sty    2013/02/13 v4459 L3 Control structures
 l3clist.sty    2013/01/08 v4414 L3 Comma separated lists
 l3token.sty    2013/01/10 v4428 L3 Experimental token manipulation
  l3prop.sty    2013/01/09 v4423 L3 Property lists
   l3msg.sty    2013/01/08 v4412 L3 Messages
  l3file.sty    2013/01/14 v4446 L3 File and I/O operations
  l3skip.sty    2013/01/13 v4444 L3 Dimensions and skips
  l3keys.sty    2013/02/24 v4461 L3 Experimental key-value interfaces
    l3fp.sty    2013/01/19 v4449 L3 Floating points
   l3box.sty    2013/01/08 v4411 L3 Experimental boxes
l3coffins.sty    2012/09/09 v4212 L3 Coffin code layer
 l3color.sty    2012/08/29 v4156 L3 Experimental color support
l3luatex.sty    2012/08/03 v4049 L3 Experimental LuaTeX-specific functions
l3candidates.sty    2013/03/14 v4468 L3 Experimental additions to l3kernel
   ifpdf.sty    2011/01/30 v2.3 Provides the ifpdf switch (HO)
  xparse.sty    2013/03/12 v4467 L3 Experimental document command parser
l3keys2e.sty    2013/03/12 v4467 LaTeX2e option processing using LaTeX3 keys
fontspec.sty    2013/05/20 v2.3c Font selection for XeLaTeX and LuaLaTeX
fontspec-patches.sty    2013/05/20 v2.3c Font selection for XeLaTeX and LuaLaTe
X
fixltx2e.sty    2008/08/10 v1.1mf fixes to LaTeX
fontspec-xetex.sty    2013/05/20 v2.3c Font selection for XeLaTeX and LuaLaTeX
 fontenc.sty
  eu1enc.def    2010/05/27 v0.1h Experimental Unicode font encodings
  eu1lmr.fd    2009/10/30 v1.6 Font defs for Latin Modern
xunicode.sty    2011/09/09 v0.981 provides access to latin accents and many oth
er characters in Unicode lower plane
 eu1lmss.fd    2009/10/30 v1.6 Font defs for Latin Modern
graphicx.sty    1999/02/16 v1.0f Enhanced LaTeX Graphics (DPC,SPQR)
  keyval.sty    1999/03/16 v1.13 key=value parser (DPC)
graphics.sty    2009/02/05 v1.0o Standard LaTeX Graphics (DPC,SPQR)
    trig.sty    1999/03/16 v1.09 sin cos tan (DPC)
graphics.cfg    2010/04/23 v1.9 graphics configuration of TeX Live
   xetex.def    2013/04/29 v0.96 LaTeX color/graphics driver for XeTeX (RRM/JK)

fontspec.cfg
catchfile.sty    2011/03/01 v1.6 Catch the contents of a file (HO)
infwarerr.sty    2010/04/08 v1.3 Providing info/warning/error messages (HO)
 ltxcmds.sty    2011/11/09 v1.22 LaTeX kernel commands for general use (HO)
etexcmds.sty    2011/02/16 v1.5 Avoid name clashes with e-TeX commands (HO)
  fix-cm.sty    2006/09/13 v1.1m fixes to LaTeX
  ts1enc.def    2001/06/05 v3.0e (jk/car/fm) Standard LaTeX file
filehook.sty    2011/10/12 v0.5d Hooks for input files
unicode-math-xetex.sty    
unicode-math-table.tex
   t3cmr.fd    2001/12/31 TIPA font definitions
 ***********

Is there a version mismatch somewhere?
 
Good Luck,

Herb Schulz
(herbs at wideopenwest dot com)