diff options
Diffstat (limited to 'bfd/elf-ifunc.c')
| -rw-r--r-- | bfd/elf-ifunc.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/bfd/elf-ifunc.c b/bfd/elf-ifunc.c index 5716ab3..b8a3632 100644 --- a/bfd/elf-ifunc.c +++ b/bfd/elf-ifunc.c @@ -131,8 +131,15 @@ _bfd_elf_allocate_ifunc_dyn_relocs (struct bfd_link_info *info, the resolved function may be used. But in non-PIC executable, the address of its .plt slot may be used. Pointer equality may not work correctly. PIE or non-PLT reference should be used if - pointer equality is required here. */ + pointer equality is required here. + + If STT_GNU_IFUNC symbol is defined in position-dependent executable, + backend should change it to the normal function and set its address + to its PLT entry which should be resolved by R_*_IRELATIVE at + run-time. All external references should be resolved to its PLT in + executable. */ if (!need_dynreloc + && !(bfd_link_pde (info) && h->def_regular) && (h->dynindx != -1 || info->export_dynamic) && h->pointer_equality_needed) |