[XeTeX] Getting vinculum in fractions with Asana Math and unicode-math when compiled with xelatex

[Will Robertson]

On 2011-01-05 11:50:55 +1030, Paul Vojta 
<vojta at math.berkeley.edu> said:

> I've attached a patch that fixes the problem, seems not to break anything
> else, and seems reasonable.
> 
> It also fixes:
> 
> 	problems with segfaults with delimiters (xe-test-delim.tex)
> 
> 	problems with incorrect rendering of radicals (xe-test-sqrt.tex)
> 
> 	rendering problems with \overleftarrow in the expression
> 	  \[\alpha+\varpi\Longrightarrow\uplus\overleftarrow{abc}\]

Fantastic, great work!

This has been a common problem over the last year or so. Are you able 
to get it into the main source repository or do you need someone else 
to apply it? (I don't *think* I have access to the XeTeX repository any 
more...)

Thanks,
Will