> I am sending this here and not to the bugs list under the
> assumption that I am
> doing something wrong...
>
> I am trying to use the BNF converter tool. When I try it on
> simple examples, the
> first step (generation of the .y and .x files) goes through.
> When I run happy on
> the generated .y file, I get the following error:
>
> happy.bin: internal error: stg_ap_pp_ret
> Please report this as a bug to [EMAIL PROTECTED],
> or http://www.sourceforge.net/projects/ghc/
>
> Any help/guidance would be very appreciated.
This should never happen. Details please: what version of GHC, did you
compile Happy from source or download binaries, if source: which
version, can you send us the complete .y input to Happy, and anything
else that might be relevant. Basically anything we need to reproduce
the bug here.
Cheers,
Simon
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