diff options
Diffstat (limited to 'bfd')
| -rw-r--r-- | bfd/ChangeLog | 5 | ||||
| -rw-r--r-- | bfd/elf64-ppc.c | 6 |
2 files changed, 11 insertions, 0 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 41c935d..9839a34 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,8 @@ +2017-07-31 Alan Modra <amodra@gmail.com> + + * elf64-ppc.c (ppc64_elf_tls_setup): Warn on --plt-localentry + without ld.so checks. + 2017-07-29 Alan Modra <amodra@gmail.com> PR 21847 diff --git a/bfd/elf64-ppc.c b/bfd/elf64-ppc.c index 5f3c79f..7f4f7b6 100644 --- a/bfd/elf64-ppc.c +++ b/bfd/elf64-ppc.c @@ -8372,6 +8372,12 @@ ppc64_elf_tls_setup (struct bfd_link_info *info) --plt-localentry can cause trouble. */ if (htab->params->plt_localentry0 < 0) htab->params->plt_localentry0 = 0; + if (htab->params->plt_localentry0 + && elf_link_hash_lookup (&htab->elf, "GLIBC_2.26", + FALSE, FALSE, FALSE) == NULL) + info->callbacks->einfo + (_("%P: warning: --plt-localentry is especially dangerous without " + "ld.so support to detect ABI violations.\n")); htab->tls_get_addr = ((struct ppc_link_hash_entry *) elf_link_hash_lookup (&htab->elf, ".__tls_get_addr", |