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Date: Sat, 1 Sep 2012 15:11:47 -0700 (PDT)
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Subject: Re: gcc behaviour if djgpp.env is not available.
From: Juan Manuel Guerrero <juan DOT guerrero AT gmx DOT de>
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On 1 Sep., 15:22, Andris Pavenis <andris DOT pave DOT  DOT  DOT  AT iki DOT fi> wrote:
> On 30.8.2012 23:44, Juan Manuel Guerrero wrote:
>
> > I do not know if this issue has already been discused but I have noticed
> > that the DJGPP port of gcc crashes if it does not find djgpp.env.  If gcc
> > needs to load djgpp.env and fails, would not it be better that it issues
> > some kind of error message instead of crashing?
> > For an user not familiar with DJGPP it would be hard to figure out
> > what has gone wrong.
>
> > The output below is produced by gcc471b on WinXP after having deleted
> > djgpp.env.
>
> Did some debugging (gdb xgcc.exe, command line parameters -B./
> -print-prog-name=cc1)
>
> The crash is in src/crt0/crt0.S in dos_alloc_ok().
[snip]

Unfortunately I am not familiar at all with the assembler stuff
in src/crt0/crt0.S.  Have we to fix something or is there something
brocken in gcc itself?


Regards,
Juan M. Guerrero