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bug#20614: Segmentation fault when building on Power8 Little Endian
From: |
Eli Zaretskii |
Subject: |
bug#20614: Segmentation fault when building on Power8 Little Endian |
Date: |
Thu, 01 Oct 2015 15:22:03 +0300 |
> From: Petr Hracek <phracek@redhat.com>
> Date: Thu, 1 Oct 2015 13:53:14 +0200
>
> Some update regarding this bug.
> I have add some defines like:
> $ cat emacs-segment-bss.patch
> diff --git a/src/unexelf.c b/src/unexelf.c
> index d365940..55d7ba6 100644
> --- a/src/unexelf.c
> +++ b/src/unexelf.c
> @@ -846,7 +846,7 @@ unexec (const char *new_name, const char *old_name)
> if ((OLD_SECTION_H (old_bss_index)).sh_addralign > alignment)
> alignment = OLD_SECTION_H (old_bss_index).sh_addralign;
>
> -#ifdef __sgi
> +#if defined __sgi || defined __ppc64le__ || defined __ppc64__
> /* According to r02kar@x4u2.desy.de (Karsten Kuenne)
> and oliva@gnu.org (Alexandre Oliva), on IRIX 5.2, we
> always get "Program segment above .bss" when dumping
> $
>
> Here is a full backtrace executed on PPC64LE
Thanks. Can you repeat this in an unoptimized build? Otherwise the
backtrace cannot be trusted (and makes little sense).
- bug#20614: Segmentation fault when building on Power8 Little Endian, Petr Hracek, 2015/10/08
- bug#20614: Segmentation fault when building on Power8 Little Endian, Eli Zaretskii, 2015/10/08
- bug#20614: Segmentation fault when building on Power8 Little Endian, Petr Hracek, 2015/10/08
- bug#20614: Segmentation fault when building on Power8 Little Endian, Petr Hracek, 2015/10/08
- bug#20614: Segmentation fault when building on Power8 Little Endian, Petr Hracek, 2015/10/08
- bug#20614: Segmentation fault when building on Power8 Little Endian,
Eli Zaretskii <=
- bug#20614: Segmentation fault when building on Power8 Little Endian, Petr Hracek, 2015/10/08
- bug#20614: Segmentation fault when building on Power8 Little Endian, Eli Zaretskii, 2015/10/08
- bug#20614: Segmentation fault when building on Power8 Little Endian, Petr Hracek, 2015/10/08
- bug#20614: Segmentation fault when building on Power8 Little Endian, Eli Zaretskii, 2015/10/08
- bug#20614: Segmentation fault when building on Power8 Little Endian, Petr Hracek, 2015/10/08
- bug#20614: Segmentation fault when building on Power8 Little Endian, Eli Zaretskii, 2015/10/08
- bug#20614: Segmentation fault when building on Power8 Little Endian, Petr Hracek, 2015/10/08
- bug#20614: Segmentation fault when building on Power8 Little Endian, Eli Zaretskii, 2015/10/08
- bug#20614: Segmentation fault when building on Power8 Little Endian, Petr Hracek, 2015/10/08
- bug#20614: Segmentation fault when building on Power8 Little Endian, Eli Zaretskii, 2015/10/08