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ia64: Work around miscompilation and fix build on ia64's gcc-10 and later

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Needed since gcc-10 enabled -fno-common by default.

[In use in Gentoo since gcc-10, no problems observed.
Also discussed with and reviewed by Jessica Clarke from
Debian. Andreas]

Bug: https://bugs.gentoo.org/723268
Reviewed-by: Carlos O'Donell <carlos@redhat.com>
Signed-off-by: Sergei Trofimovich <slyich@gmail.com>
Signed-off-by: Andreas K. Hüttel <dilfridge@gentoo.org>
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Sergei Trofimovich 2020-07-11 20:06:51 +03:00 • committed by Andreas K. Hüttel
parent 5f798d38e9
commit 073edbdfab
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GPG key ID: DC2B16215ED5412A
1 changed files with 3 additions and 1 deletions
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4
sysdeps/unix/sysv/linux/ia64/dl-sysdep.h
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@ -32,7 +32,9 @@
#ifndef __ASSEMBLER__
/* Don't declare this as a function---we want it's entry-point, not
it's function descriptor... */
extern int _dl_sysinfo_break attribute_hidden;
/* Use section ".text" to force far GPREL64 relocation instead of
GPREL22. */
extern int _dl_sysinfo_break attribute_hidden __attribute__((section(".text")));
# define DL_SYSINFO_DEFAULT ((uintptr_t) &_dl_sysinfo_break)
# define DL_SYSINFO_IMPLEMENTATION \
asm (".text\n\t" \