Re: A bit more info about hanging bison on tru64 5.1b

[Akim Demaille]

Le 25 juin 09 à 13:35, Didier Godefroy a écrit :

GNU M4 1.4.9?

That's not very recent.  If you can upgrade, that would be nice.   
Bison requires GNU m4, not a plain M4.

> ./tests/bison --trace=m4 test-2.y </dev/null 2>m4.log
>
> Hangs and the m4.log is actually quite short:
>
> test-2.y:6.4-14: warning: unused value: $2
>
> That's all there is in there.

That's bizarre, it means m4 didn't even start.

Could you try

> ./tests/bison --trace=m4,muscles,tools test-2.y </dev/null 2>m4.log

?

Thanks.