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| author | H.J. Lu <hjl.tools@gmail.com> | 2018-01-11 15:36:40 -0800 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2018-01-11 15:36:54 -0800 |
| commit | d664fd41e15f058aab41b70c567ad09f2fab1115 (patch) | |
| tree | a0afc6442dac6e36ef8351cdf17ddcb0d715767c /bfd | |
| parent | 71d378ae60a4f072ce392046878d471255f6c8a1 (diff) | |
| download | gdb-d664fd41e15f058aab41b70c567ad09f2fab1115.zip gdb-d664fd41e15f058aab41b70c567ad09f2fab1115.tar.gz gdb-d664fd41e15f058aab41b70c567ad09f2fab1115.tar.bz2 | |
Ignore dynamic references on forced local symbols
We should ignore dynamic references on forced local symbols during
garbage collection since they can never be referenced dynamically.
bfd/
PR ld/22649
* elflink.c (bfd_elf_gc_mark_dynamic_ref_symbol): Ignore dynamic
references on forced local symbols.
ld/
PR ld/22649
* testsuite/ld-elf/pr22649-1.s: New file.
* testsuite/ld-elf/pr22649-2a.s: Likewise.
* testsuite/ld-elf/pr22649-2b.s: Likewise.
* testsuite/ld-elf/pr22649.msg: Likewise.
* testsuite/ld-elf/shared.exp: Run ld/22649 tests.
Diffstat (limited to 'bfd')
| -rw-r--r-- | bfd/ChangeLog | 6 | ||||
| -rw-r--r-- | bfd/elflink.c | 2 |
2 files changed, 7 insertions, 1 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 8f2feae..5ceb5a0 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,5 +1,11 @@ 2018-01-11 H.J. Lu <hongjiu.lu@intel.com> + PR ld/22649 + * elflink.c (bfd_elf_gc_mark_dynamic_ref_symbol): Ignore dynamic + references on forced local symbols. + +2018-01-11 H.J. Lu <hongjiu.lu@intel.com> + PR ld/22677 * elflink.c (bfd_elf_gc_sections): Keep all PREINIT_ARRAY, INIT_ARRAY as well as FINI_ARRAY sections for ld -r --gc-section. diff --git a/bfd/elflink.c b/bfd/elflink.c index 4c92a04..e3751fa 100644 --- a/bfd/elflink.c +++ b/bfd/elflink.c @@ -13277,7 +13277,7 @@ bfd_elf_gc_mark_dynamic_ref_symbol (struct elf_link_hash_entry *h, void *inf) if ((h->root.type == bfd_link_hash_defined || h->root.type == bfd_link_hash_defweak) - && (h->ref_dynamic + && ((h->ref_dynamic && !h->forced_local) || ((h->def_regular || ELF_COMMON_DEF_P (h)) && ELF_ST_VISIBILITY (h->other) != STV_INTERNAL && ELF_ST_VISIBILITY (h->other) != STV_HIDDEN |