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From:	"Ozkan Sezer (sezeroz AT gmail DOT com) [via djgpp AT delorie DOT com]" <djgpp AT delorie DOT com>
Date:	Fri, 22 Jul 2016 16:12:01 +0300
Message-ID:	<CAA2C=vDf2-Ar-h1Sn86b09fv0azmO=8utW7cdzz0Ku6rtVmzYw@mail.gmail.com>
Subject:	Re: LD from binutils 2.26 crashes when -ffunction-sections +
	-Wl,--gc-sections is used but only under DOS
To:	djgpp AT delorie DOT com
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On 7/22/16, RayeR (glaux AT centrum DOT cz) [via djgpp AT delorie DOT com]
<djgpp AT delorie DOT com> wrote:
>> It segs in fini_reloc_cookie_rels() because (sec)->used_by_bfd is NULL
>
> So you mean that it is rather binutils (djgpp coff) generator code problem
> than djdev?
>

Yes.  (And why would djdev fail on a dos os?? That would defeat its very
own purpose.)

The following alternative patch works too, but like before it might be
the wrong way of fixing this.

diff -urNp binutils-2.26/bfd/coffgen.c.orig binutils-2.26/bfd/coffgen.c
--- binutils-2.26/bfd/coffgen.c.orig	2015-11-13 10:27:40.000000000 +0200
+++ binutils-2.26/bfd/coffgen.c	2016-07-22 11:41:02.000000000 +0300
@@ -2688,7 +2688,7 @@ static void
 fini_reloc_cookie_rels (struct coff_reloc_cookie *cookie,
 			asection *sec)
 {
-  if (cookie->rels && coff_section_data (NULL, sec)->relocs != cookie->rels)
+  if (cookie->rels && (!coff_section_data (NULL, sec) ||
coff_section_data (NULL, sec)->relocs != cookie->rels))
     free (cookie->rels);
 }


>>Juan Manuel Guerrero: "But who one cares about MSDOS or FreeDOS if he has
>> the pleasure of NTVDM ? Me certainly not; I do 100% of my DJGPP
>> development on WinXP."
> Then what is the point to use DJGPP at all

Indeed.

--
O.S.

- Raw text -