[luatex] incompatible change to mathcode

[Taco Hoekwater]

On 05/09/2012 01:24 PM, Khaled Hosny wrote:
>>
>> That said, probably the result of (\the)\mathcode can be reverted
>> back to compatibility with TeX82, and output a warning (and zero)
>> if the actual value is out-of-range (like XeTeX does).
>
> Attached a patch that does this (with the added bonus of fixing the
> damage of luatex-unicode-letters.tex), what do you think? if it is OK,
> I'll commit it.

For this case it looks fine, but perhaps there should be a similar check
for handling \omathchardef?

Best wishes,
Taco