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| author | Ian Lance Taylor <ian@airs.com> | 2009-02-27 19:57:46 +0000 |
|---|---|---|
| committer | Ian Lance Taylor <ian@airs.com> | 2009-02-27 19:57:46 +0000 |
| commit | 0602e05a845a545a8b52386a4dec66b74a158bc7 (patch) | |
| tree | 538c81672e2f97885ce7f8054e6726f0189ad79b /gold/symtab.cc | |
| parent | b5096abe11166944e2de1bb8a27a1c36d02a63ef (diff) | |
| download | gdb-0602e05a845a545a8b52386a4dec66b74a158bc7.zip gdb-0602e05a845a545a8b52386a4dec66b74a158bc7.tar.gz gdb-0602e05a845a545a8b52386a4dec66b74a158bc7.tar.bz2 | |
PR 9836
* symtab.cc (Symbol_table::add_from_object): If the visibility is
hidden or internal, force the symbol to be local.
* resolve.cc (Symbol::override_visibility): Define.
(Symbol::override_base): Use override_visibility.
(Symbol_table::resolve): Likewise.
(Symbol::override_base_with_special): Likewise.
(Symbol_table::override_with_special): If the visibility is hidden
or internal, force the symbol to be local.
* symtab.h (class Symbol): Add set_visibility and
override_visibility.
* testsuite/ver_test_1.sh: New file.
* testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
(check_DATA): Add ver_test_1.syms.
(ver_test_1.syms): New target.
* testsuite/Makefile.in: Rebuild.
Diffstat (limited to 'gold/symtab.cc')
| -rw-r--r-- | gold/symtab.cc | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/gold/symtab.cc b/gold/symtab.cc index 5408385..dcbb46e 100644 --- a/gold/symtab.cc +++ b/gold/symtab.cc @@ -648,7 +648,8 @@ Symbol_table::resolve(Sized_symbol<size>* to, const Sized_symbol<size>* from) this->gc_mark_dyn_syms(to); } -// Record that a symbol is forced to be local by a version script. +// Record that a symbol is forced to be local by a version script or +// by visibility. void Symbol_table::force_local(Symbol* sym) @@ -962,6 +963,15 @@ Symbol_table::add_from_object(Object* object, this->tls_commons_.push_back(ret); } + // If we're not doing a relocatable link, then any symbol with + // hidden or internal visibility is local. + if ((ret->visibility() == elfcpp::STV_HIDDEN + || ret->visibility() == elfcpp::STV_INTERNAL) + && (ret->binding() == elfcpp::STB_GLOBAL + || ret->binding() == elfcpp::STB_WEAK) + && !parameters->options().relocatable()) + this->force_local(ret); + if (def) ret->set_is_default(); return ret; @@ -1179,7 +1189,7 @@ Symbol_table::add_from_pluginobj( def, *sym, st_shndx, true, st_shndx); if (local) - this->force_local(res); + this->force_local(res); return res; } |