[tex-k] Bug#83146: MF fatal error

[Julian Gilbey]

On Tue, Jan 23, 2001 at 08:56:51PM +0100, Fabrice Popineau wrote:
> * Thomas Esser <te@informatik.uni-hannover.de> writes:
> 
> Julian>  Wow!  I got a MetaFont "This can't happen (m)" error.  Here's
> Julian>  how I did it.
> Julian>  
> Julian>  mf '\mode:=ljfzzz; mag:=1+0/1200; nonstopmode; input xslhz20'
> Julian>  
> Julian>  Now ljfzzz is in the standard modes.mf:
> 
> Thomas>  Interesting. This also happens with teTeX's 'METAFONT,
> Thomas>  Version 2.7182 (Web2C 7.3.1)' and TeX Live 5d's 'METAFONT,
> Thomas>  Version 2.7182 (Web2C 7.3.2x)'.
> 
> As expected under win32 too (same version as on the TL5), but it may
> be the case that mf just can't handle this piece of code (well, at
> least this error is documented in the web code). Any mf wizard around
> there to look at the problem ?

Here's a minimal example.  I wonder whether the numbers are too big
for something to cope?

addto currentpicture contour (-2391.03369,0)--(2391.03369,0)--
  (2391.03369,0.0001)--(-2391.03369,0.0001)--cycle;
end;

   Julian

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         Julian Gilbey, Dept of Maths, Queen Mary, Univ. of London
       Debian GNU/Linux Developer,  see http://people.debian.org/~jdg
  Donate free food to the world's hungry: see http://www.thehungersite.com/