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PR27271, c6x-uclinux-ld segfaults linking ld-uClibc-1.0.37.so

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bfd/
	PR 27271
	* elflink.c (bfd_elf_link_record_dynamic_symbol): Don't segfault
	on symbols defined in absolute or other special sections.
ld/
	* testsuite/ld-tic6x/tic6x.exp: Add pr27271 test.
This commit is contained in:
Alan Modra
2021-01-29 10:57:48 +10:30
parent 986dbd541a
commit c4566785ac
4 changed files with 17 additions and 0 deletions
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6
bfd/ChangeLog
View File

@ -1,3 +1,9 @@
2021-01-29 Alan Modra <amodra@gmail.com>
PR 27271
* elflink.c (bfd_elf_link_record_dynamic_symbol): Don't segfault
on symbols defined in absolute or other special sections.
2021-01-28 Alan Modra <amodra@gmail.com> 2021-01-28 Alan Modra <amodra@gmail.com>
PR 27259 PR 27259

2
bfd/elflink.c
View File

@ -537,8 +537,10 @@ bfd_elf_link_record_dynamic_symbol (struct bfd_link_info *info,
if (!elf_hash_table (info)->is_relocatable_executable if (!elf_hash_table (info)->is_relocatable_executable
|| ((h->root.type == bfd_link_hash_defined || ((h->root.type == bfd_link_hash_defined
|| h->root.type == bfd_link_hash_defweak) || h->root.type == bfd_link_hash_defweak)
&& h->root.u.def.section->owner != NULL
&& h->root.u.def.section->owner->no_export) && h->root.u.def.section->owner->no_export)
|| (h->root.type == bfd_link_hash_common || (h->root.type == bfd_link_hash_common
&& h->root.u.c.p->section->owner != NULL
&& h->root.u.c.p->section->owner->no_export)) && h->root.u.c.p->section->owner->no_export))
return TRUE; return TRUE;
} }

4
ld/ChangeLog
View File

@ -1,3 +1,7 @@
2021-01-29 Alan Modra <amodra@gmail.com>
* testsuite/ld-tic6x/tic6x.exp: Add pr27271 test.
2021-01-28 H.J. Lu <hongjiu.lu@intel.com> 2021-01-28 H.J. Lu <hongjiu.lu@intel.com>
PR ld/27259 PR ld/27259

5
ld/testsuite/ld-tic6x/tic6x.exp
View File

@ -130,6 +130,11 @@ set shlibtests {
{objdump -sj.got static-app-1rb.sd} {objdump -sj.got static-app-1rb.sd}
{objdump -R static-app-1rb.od}} {objdump -R static-app-1rb.od}}
"static-app-1rb"} "static-app-1rb"}
{"C6X shared library with --export-dynamic"
"-shared --export-dynamic -Tdsbt.ld --dsbt-size=3 --hash-style=sysv" ""
"-mdsbt -mpic -mpid=near" {shlib-1.s shlib-2.s}
{} "pr27271.so"}
} }
run_ld_link_tests $shlibtests run_ld_link_tests $shlibtests