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Mark symbol in executables if it matches dynamic_list 

bfd/

	PR gold/16530
	* elflink.c (bfd_elf_gc_mark_dynamic_ref_symbol): Mark symbol in
	executables if it matches dynamic_list.

ld/testsuite/

	PR gold/16530
	* ld-elf/dynamic-1.c: New file.
	* ld-elf/dynamic-1.rd: Likewise.
	* ld-elf/dynamic-1.syms: Likewise.

	* ld-elf/shared.exp (build_tests): Add dynamic-1.
This commit is contained in:
H.J. Lu 2014-02-06 09:44:25 -08:00
parent 8577303939
commit d6f6f45577
7 changed files with 41 additions and 1 deletions
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6
bfd/ChangeLog
View File

@ -1,3 +1,9 @@
2014-02-10 H.J. Lu <hongjiu.lu@intel.com>
PR gold/16530
* elflink.c (bfd_elf_gc_mark_dynamic_ref_symbol): Mark symbol in
executables if it matches dynamic_list.
2014-02-10 Alan Modra <amodra@gmail.com>
* po/SRC-POTFILES.in: Regenerate.

6
bfd/elflink.c
View File

@ -12140,11 +12140,15 @@ bfd_boolean
bfd_elf_gc_mark_dynamic_ref_symbol (struct elf_link_hash_entry *h, void *inf)
{
struct bfd_link_info *info = (struct bfd_link_info *) inf;
struct bfd_elf_dynamic_list *d = info->dynamic_list;
if ((h->root.type == bfd_link_hash_defined
|| h->root.type == bfd_link_hash_defweak)
&& (h->ref_dynamic
|| ((!info->executable || info->export_dynamic)
|| ((!info->executable
|| info->export_dynamic
|| (d != NULL
&& (*d->match) (&d->head, NULL, h->root.root.string)))
&& h->def_regular
&& ELF_ST_VISIBILITY (h->other) != STV_INTERNAL
&& ELF_ST_VISIBILITY (h->other) != STV_HIDDEN

9
ld/testsuite/ChangeLog
View File

@ -1,3 +1,12 @@
2014-02-10 H.J. Lu <hongjiu.lu@intel.com>
PR gold/16530
* ld-elf/dynamic-1.c: New file.
* ld-elf/dynamic-1.rd: Likewise.
* ld-elf/dynamic-1.syms: Likewise.
* ld-elf/shared.exp (build_tests): Add dynamic-1.
2014-02-02 Sebastian Huber <sebastian.huber@embedded-brains.de>
* ld-scripts/rgn-at9.d: New file.

10
ld/testsuite/ld-elf/dynamic-1.c Normal file
View File

@ -0,0 +1,10 @@
void
dynamic ()
{
}
int
main ()
{
return 0;
}

5
ld/testsuite/ld-elf/dynamic-1.rd Normal file
View File

@ -0,0 +1,5 @@
Symbol table '\.dynsym' contains [0-9]+ entries:
+Num: +Value +Size Type +Bind +Vis +Ndx Name
#...
+[0-9]+: +[0-9a-f]+ +[0-9a-f]+ +FUNC +GLOBAL +DEFAULT +[0-9]+ +_?dynamic
#...

3
ld/testsuite/ld-elf/dynamic-1.syms Normal file
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@ -0,0 +1,3 @@
{
dynamic;
};

3
ld/testsuite/ld-elf/shared.exp
View File

@ -227,6 +227,9 @@ set build_tests {
{"Build rdynamic-1"
"-rdynamic -Wl,--gc-sections" "-ffunction-sections"
{rdynamic-1.c} {{readelf {-s} rdynamic-1.rd}} "rdynamic-1"}
{"Build dynamic-1"
"-Wl,--dynamic-list,dynamic-1.syms -Wl,--gc-sections" "-ffunction-sections"
{dynamic-1.c} {{readelf {-s} dynamic-1.rd}} "dynamic-1"}
}
run_cc_link_tests $build_tests