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| author | Alan Modra <amodra@gmail.com> | 2013-12-08 15:26:12 +1030 |
|---|---|---|
| committer | Alan Modra <amodra@gmail.com> | 2013-12-08 15:33:29 +1030 |
| commit | 68c88cd461b697243d5a303997dad273dd4274ce (patch) | |
| tree | e70f8659367f4f3fe8e9e23953f179d5fc2423bc /bfd | |
| parent | 0c2242c1929a61f5fcc7ed2f6ee56a1d369ea91a (diff) | |
| download | gdb-68c88cd461b697243d5a303997dad273dd4274ce.zip gdb-68c88cd461b697243d5a303997dad273dd4274ce.tar.gz gdb-68c88cd461b697243d5a303997dad273dd4274ce.tar.bz2 | |
Fix --as-needed undefined symbol references from dynamic libraries.
libx.so refers to some_sym, liby.so provides some_sym@some_version
wasn't seen as satisfying the reference.
* elf64-ppc.c (_bfd_elf_add_default_symbol): Set dynamic_def
and ref_dynamic_nonweak when chaining together indirect
symbols.
Diffstat (limited to 'bfd')
| -rw-r--r-- | bfd/ChangeLog | 6 | ||||
| -rw-r--r-- | bfd/elflink.c | 8 |
2 files changed, 14 insertions, 0 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 4a2bc28..a7bc1ef 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,9 @@ +2013-12-08 Alan Modra <amodra@gmail.com> + + * elf64-ppc.c (_bfd_elf_add_default_symbol): Set dynamic_def + and ref_dynamic_nonweak when chaining together indirect + symbols. + 2013-12-06 Tristan Gingold <gingold@adacore.com> * pei-x86_64.c (pex64_xdata_print_uwd_codes): Add argument rf. diff --git a/bfd/elflink.c b/bfd/elflink.c index 1e6abd9..6fa62f9 100644 --- a/bfd/elflink.c +++ b/bfd/elflink.c @@ -1702,6 +1702,12 @@ _bfd_elf_add_default_symbol (bfd *abfd, ht = (struct elf_link_hash_entry *) hi->root.u.i.link; (*bed->elf_backend_copy_indirect_symbol) (info, ht, hi); + /* A reference to the SHORTNAME symbol from a dynamic library + will be satisfied by the versioned symbol at runtime. In + effect, we have a reference to the versioned symbol. */ + ht->ref_dynamic_nonweak |= hi->ref_dynamic_nonweak; + hi->dynamic_def |= ht->dynamic_def; + /* See if the new flags lead us to realize that the symbol must be dynamic. */ if (! *dynsym) @@ -1771,6 +1777,8 @@ nondefault: if (hi->root.type == bfd_link_hash_indirect) { (*bed->elf_backend_copy_indirect_symbol) (info, h, hi); + h->ref_dynamic_nonweak |= hi->ref_dynamic_nonweak; + hi->dynamic_def |= h->dynamic_def; /* See if the new flags lead us to realize that the symbol must be dynamic. */ |