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| author | Alan Modra <amodra@gmail.com> | 2021-03-03 15:15:23 +1030 |
|---|---|---|
| committer | Alan Modra <amodra@gmail.com> | 2021-03-03 17:46:52 +1030 |
| commit | fd5c076a06d88dc53e56a17d43ea4ad5e27515a0 (patch) | |
| tree | 6be5f0d9208e061037b5c5f8bc1c67e0e6f8f040 /binutils | |
| parent | 5789f845fbf67d271e0f5ff154eb03319b551211 (diff) | |
| download | fsf-binutils-gdb-fd5c076a06d88dc53e56a17d43ea4ad5e27515a0.zip fsf-binutils-gdb-fd5c076a06d88dc53e56a17d43ea4ad5e27515a0.tar.gz fsf-binutils-gdb-fd5c076a06d88dc53e56a17d43ea4ad5e27515a0.tar.bz2 | |
PR27493, objcopy --weaken-symbol does not weaken undefined symbols
PR 27493
* objcopy.c (filter_symbols): Apply --weaken to undefined symbols.
* NEWS: Mention feature.
Diffstat (limited to 'binutils')
| -rw-r--r-- | binutils/ChangeLog | 6 | ||||
| -rw-r--r-- | binutils/NEWS | 3 | ||||
| -rw-r--r-- | binutils/objcopy.c | 3 |
3 files changed, 11 insertions, 1 deletions
diff --git a/binutils/ChangeLog b/binutils/ChangeLog index 3aec667..10ff167 100644 --- a/binutils/ChangeLog +++ b/binutils/ChangeLog @@ -1,3 +1,9 @@ +2021-03-03 Alan Modra <amodra@gmail.com> + + PR 27493 + * objcopy.c (filter_symbols): Apply --weaken to undefined symbols. + * NEWS: Mention feature. + 2021-03-01 H.J. Lu <hongjiu.lu@intel.com> PR binutils/27486 diff --git a/binutils/NEWS b/binutils/NEWS index d66944e..461ddab 100644 --- a/binutils/NEWS +++ b/binutils/NEWS @@ -1,5 +1,8 @@ -*- text -*- +* objcopy --weaken, --weaken-symbol and --weaken-symbols now make undefined + symbols weak on targets that support weak symbols. + * Readelf and objdump can now display and use the contents of .debug_sup sections. diff --git a/binutils/objcopy.c b/binutils/objcopy.c index 041acea..99e6cad 100644 --- a/binutils/objcopy.c +++ b/binutils/objcopy.c @@ -1673,7 +1673,8 @@ filter_symbols (bfd *abfd, bfd *obfd, asymbol **osyms, if (keep) { - if ((flags & BSF_GLOBAL) != 0 + if (((flags & BSF_GLOBAL) != 0 + || undefined) && (weaken || is_specified_symbol (name, weaken_specific_htab))) { sym->flags &= ~ BSF_GLOBAL; |