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Re: DJGPP only dumps with USE_LISP_UNION_TYPE ??

From: Stefan
Subject: Re: DJGPP only dumps with USE_LISP_UNION_TYPE ??
Date: Mon, 08 Nov 2004 10:15:35 -0500
User-agent: Gnus/5.11 (Gnus v5.11) Emacs/21.3.50 (darwin)

> I was trying to get Emacs to compile on djgpp 2.03.  But it crashed every
> time in the dump phase, at the first GC.  I tried different gcc versions
> (2.95, 3.22, 3.42), different binutils versions (2.11, 2.15), with and
> without optimizations, with and without debugging but it always crashed at
> the same spot.  Since it crashed in GC, I tried to set the
> USE_LISP_UNION_TYPE (found a couple of errors and checked them in), and to
> my surprise, I got a working Emacs.

To debug problems related to USE_LSB_TAG, the first thing to do is to
use -DENABLE_CHECKING.  Of course it doesn't always help,


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