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Fix array bounds warnings in elf_get_dyanmic_info() on sparc with gcc-4.6

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* get-dynamic-info.h (elf_get_dynamic_info): Ignore -Warray-bounds for a
	link_map->l_info array access.
This commit is contained in:
David S. Miller 2014-12-19 13:23:40 -08:00
parent 804c54f7b0
commit 6d4188dd7f
2 changed files with 15 additions and 1 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2014-12-19 David S. Miller <davem@davemloft.net>
* get-dynamic-info.h (elf_get_dynamic_info): Ignore -Warray-bounds for a
link_map->l_info array access.
2014-12-19 Chris Metcalf <cmetcalf@ezchip.com>
* iconvdata/tst-loading.c (TIMEOUT): Increase timeout 10 sec.

11
elf/get-dynamic-info.h
View File

@ -17,6 +17,7 @@
<http://www.gnu.org/licenses/>. */
#include <assert.h>
#include <libc-internal.h>
#ifndef RESOLVE_MAP
static
@ -47,7 +48,15 @@ elf_get_dynamic_info (struct link_map *l, ElfW(Dyn) *temp)
info[dyn->d_tag] = dyn;
else if (dyn->d_tag >= DT_LOPROC &&
dyn->d_tag < DT_LOPROC + DT_THISPROCNUM)
info[dyn->d_tag - DT_LOPROC + DT_NUM] = dyn;
{
/* This does not violate the array bounds of l->l_info, but
gcc 4.6 on sparc somehow does not see this. */
DIAG_PUSH_NEEDS_COMMENT;
DIAG_IGNORE_NEEDS_COMMENT (4.6,
"-Warray-bounds");
info[dyn->d_tag - DT_LOPROC + DT_NUM] = dyn;
DIAG_POP_NEEDS_COMMENT;
}
else if ((d_tag_utype) DT_VERSIONTAGIDX (dyn->d_tag) < DT_VERSIONTAGNUM)
info[VERSYMIDX (dyn->d_tag)] = dyn;
else if ((d_tag_utype) DT_EXTRATAGIDX (dyn->d_tag) < DT_EXTRANUM)