Thanks for narrowing it down, unfortunately I can't see any obvious problems
with that bit of code. I'll need to start a new build and look into it.
Cheers,
Simon
> -----Original Message-----
> From: David Terei [mailto:[email protected]]
> Sent: 10 May 2010 14:58
> To: Andy Georges; [email protected]; Simon Marlow
> Subject: Re: GHC Head broken when TNTC not used
>
> Hi all and Simon,
>
> OK this is the patch that breaks GHC when TablesNextToCode isn't used:
>
> Tue Mar 30 01:44:56 EST 2010 Simon Marlow <[email protected]>
> * New implementation of BLACKHOLEs
>
> Specifically this patch causes anything compiled by the ghc-stage1
> compiler to segfault in 'stg_bh_upd_frame_info ()'.
>
> Cheers,
> David
>
> On 10 May 2010 12:46, David Terei <[email protected]> wrote:
> > Hi all,
> >
> > Sometime in the last month or so a change in GHC head broke the
> > compiler when 'TablesNextToCode' isn't used. E.g, build GHC with this
> > line in your build.mk:
> >
> > GhcEnableTablesNextToCode = NO
> >
> > When compiling ghc, the first stage will build but then anything
> > compiled with ghc-stage1 simply segfaults when run. I'll start trying
> > to figure out the patch that introduced this bug but feel free to help
> > out :).
> >
> > Cheers,
> > David
> >
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