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| author | H.J. Lu <hjl.tools@gmail.com> | 2004-06-24 15:07:02 +0000 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2004-06-24 15:07:02 +0000 |
| commit | 6610a52d39fac7deb85d94b6050bfbc2a2b8da6e (patch) | |
| tree | 74f1949c35578bbf955393098c114754955c6450 /bfd/elf64-x86-64.c | |
| parent | fb7b006ea9c3b6c6dd29ca4e3f47007083c8c0e1 (diff) | |
| download | gdb-6610a52d39fac7deb85d94b6050bfbc2a2b8da6e.zip gdb-6610a52d39fac7deb85d94b6050bfbc2a2b8da6e.tar.gz gdb-6610a52d39fac7deb85d94b6050bfbc2a2b8da6e.tar.bz2 | |
2004-06-24 H.J. Lu <hongjiu.lu@intel.com>
* elf64-x86-64.c (elf64_x86_64_check_relocs): Warn overflow
relocation symbol.
(elf64_x86_64_relocate_section): Issue an error for
R_X86_64_PC8, R_X86_64_PC16 and R_X86_64_PC32 relocations
against global symbols when building shared library.
Diffstat (limited to 'bfd/elf64-x86-64.c')
| -rw-r--r-- | bfd/elf64-x86-64.c | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/bfd/elf64-x86-64.c b/bfd/elf64-x86-64.c index a24616b..72b0652 100644 --- a/bfd/elf64-x86-64.c +++ b/bfd/elf64-x86-64.c @@ -663,9 +663,10 @@ elf64_x86_64_check_relocs (bfd *abfd, struct bfd_link_info *info, asection *sec, if (info->shared) { (*_bfd_error_handler) - (_("%s: relocation %s can not be used when making a shared object; recompile with -fPIC"), + (_("%s: relocation %s against `%s' can not be used when making a shared object; recompile with -fPIC"), bfd_archive_filename (abfd), - x86_64_elf_howto_table[r_type].name); + x86_64_elf_howto_table[r_type].name, + (h) ? h->root.root.string : "a local symbol"); bfd_set_error (bfd_error_bad_value); return FALSE; } @@ -788,9 +789,10 @@ elf64_x86_64_check_relocs (bfd *abfd, struct bfd_link_info *info, asection *sec, && (sec->flags & SEC_READONLY) != 0) { (*_bfd_error_handler) - (_("%s: relocation %s can not be used when making a shared object; recompile with -fPIC"), + (_("%s: relocation %s against `%s' can not be used when making a shared object; recompile with -fPIC"), bfd_archive_filename (abfd), - x86_64_elf_howto_table[r_type].name); + x86_64_elf_howto_table[r_type].name, + (h) ? h->root.root.string : "a local symbol"); bfd_set_error (bfd_error_bad_value); return FALSE; } @@ -1946,6 +1948,21 @@ elf64_x86_64_relocate_section (bfd *output_bfd, struct bfd_link_info *info, case R_X86_64_PC8: case R_X86_64_PC16: case R_X86_64_PC32: + if (info->shared + && !SYMBOL_REFERENCES_LOCAL (info, h) + && (sec->flags & SEC_ALLOC) != 0 + && (sec->flags & SEC_READONLY) != 0) + { + (*_bfd_error_handler) + (_("%s: relocation %s against `%s' can not be used when making a shared object; recompile with -fPIC"), + bfd_archive_filename (input_bfd), + x86_64_elf_howto_table[r_type].name, + (h) ? h->root.root.string : "a local symbol"); + bfd_set_error (bfd_error_bad_value); + return FALSE; + } + /* Fall through. */ + case R_X86_64_8: case R_X86_64_16: case R_X86_64_32: |