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| author | Alan Modra <amodra@gmail.com> | 2005-02-01 01:11:27 +0000 |
|---|---|---|
| committer | Alan Modra <amodra@gmail.com> | 2005-02-01 01:11:27 +0000 |
| commit | 77cfaee698fa7e54d8d7ff28f433fcfaeaf5acef (patch) | |
| tree | b003dfda8247b72ef7ccbc0c8b48e4048be8f6a7 /ld | |
| parent | c4db44a43fdfc8eab01846bcb89204002cde2de3 (diff) | |
| download | gdb-77cfaee698fa7e54d8d7ff28f433fcfaeaf5acef.zip gdb-77cfaee698fa7e54d8d7ff28f433fcfaeaf5acef.tar.gz gdb-77cfaee698fa7e54d8d7ff28f433fcfaeaf5acef.tar.bz2 | |
include/
* bfdlink.h (bfd_link_repair_undef_list): Declare.
bfd/
* elf64-ppc.c (ppc64_elf_check_directives): Move undefs list fixup..
* linker.c (bfd_link_repair_undef_list): ..to new function, but don't
remove anything but new and undefweak.
* elflink.c (_bfd_elf_link_create_dynamic_sections): Override any
existing _DYNAMIC.
(_bfd_elf_create_dynamic_sections): Formatting.
(bfd_elf_record_link_assignment): Call bfd_link_repair_undef_list.
(_bfd_elf_merge_symbol): Don't handle as-needed syms here.
(struct elf_smash_data): New.
(elf_smash_syms): New function.
(elf_link_add_object_symbols): Call elf_smash_syms. Don't add
unneeded dynamic objects to loaded list.
(elf_link_output_extsym): Don't handle as-needed here. Strip
bfd_link_hash_new symbols.
* elf32-cris.c (elf_cris_discard_excess_program_dynamics): Don't
delref when dynindx is already -1.
* elf64-alpha.c (elf64_alpha_output_extsym): Strip bfd_link_hash_new
symbols.
* elfxx-mips.c (mips_elf_output_extsym): Likewise.
ld/
* ld.texinfo: Clarify --as-needed operation.
Diffstat (limited to 'ld')
| -rw-r--r-- | ld/ChangeLog | 4 | ||||
| -rw-r--r-- | ld/ld.texinfo | 5 |
2 files changed, 7 insertions, 2 deletions
diff --git a/ld/ChangeLog b/ld/ChangeLog index 324ccaa..b7206d5 100644 --- a/ld/ChangeLog +++ b/ld/ChangeLog @@ -1,3 +1,7 @@ +2005-02-01 Alan Modra <amodra@bigpond.net.au> + + * ld.texinfo: Clarify --as-needed operation. + 2005-01-31 Andrew Cagney <cagney@gnu.org> * configure: Regenerate to track ../gettext.m4. diff --git a/ld/ld.texinfo b/ld/ld.texinfo index 4511868..ba73f42 100644 --- a/ld/ld.texinfo +++ b/ld/ld.texinfo @@ -994,8 +994,9 @@ This option affects ELF DT_NEEDED tags for dynamic libraries mentioned on the command line after the @option{--as-needed} option. Normally, the linker will add a DT_NEEDED tag for each dynamic library mentioned on the command line, regardless of whether the library is actually -needed. @option{--as-needed} causes DT_NEEDED tags to only be emitted -for libraries that satisfy some reference from regular objects. +needed. @option{--as-needed} causes DT_NEEDED tags to only be emitted +for libraries that satisfy some symbol reference from regular objects +which is undefined at the point that the library was linked. @option{--no-as-needed} restores the default behaviour. @kindex --add-needed |