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Date: Wed, 24 Sep 2014 08:24:29 +0200
From: Gabriel Paubert <paubert AT iram DOT es>
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Subject: Re: [geda-user] Banging my head against the guile-for-windows wall
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On Wed, Sep 24, 2014 at 01:21:13AM +0200, Kai-Martin Knaak wrote:
> Peter Stuge wrote:
> 
> >> In addition I added "-disable-Werror". The original "-Werror" flag
> >> made the build process exit at the config stage. It complained
> >> about the type "long long", which allegedly is not supported in
> >> c90.
> > 
> > Mh, don't do this. Fix up the guile source code locally instead.
> > 
> > 
> >> With this flag warnings are ignored and the build declares success.
> 
> Configure actually checked for long long and determined it to be 
> supported on my set-up. So I figured, this particular warning can be 
> safely ignored.  
>  
> > But who knows what the code will do? There may be actual programming
> > errors in the source which the compiler identifies as warnings...
> > 
> > 
> >> However, I get immediate segfault if I start the resulting
> >> guile.exe with wine32.
> > 
> > My guess is that the code is broken somehow. 
> 
> And it somehow just affects the cross compile. The very same source 
> works just fine if built native on Linux.
> 
> 
> > I would work with the source code instead. First fix all warnings
> > found by the compiler. Maybe also enable additional warnings and fix
> > those. If the shell still crashes, debug by sprinkling
> > printf("messages"); fflush(stdout);
> > all over the code, to find where the crash happens.

If you have a debugger, the first thing I do is to run the debugger
to know where the crash happens by getting a stack backtrace at 
the point the crash happens.

	Gabriel