diff options
Diffstat (limited to 'bfd/elf-eh-frame.c')
| -rw-r--r-- | bfd/elf-eh-frame.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/bfd/elf-eh-frame.c b/bfd/elf-eh-frame.c index 2436c17..d39e549 100644 --- a/bfd/elf-eh-frame.c +++ b/bfd/elf-eh-frame.c @@ -701,8 +701,12 @@ _bfd_elf_discard_section_eh_frame (abfd, info, sec, ehdrsec, hdr_info->last_cie_offset = sec_info->entry[last_cie_ndx].new_offset; } + /* FIXME: Currently it is not possible to shrink sections to zero size at + this point, so build a fake minimal CIE. */ + if (new_size == 0) + new_size = 16; + /* Shrink the sec as needed. */ - sec->_cooked_size = new_size; if (sec->_cooked_size == 0) sec->flags |= SEC_EXCLUDE; @@ -1069,6 +1073,18 @@ _bfd_elf_write_section_eh_frame (abfd, sec, ehdrsec, contents) p += sec_info->entry[i].size; } + /* FIXME: Once _bfd_elf_discard_section_eh_frame will be able to + shrink sections to zero size, this won't be needed any more. */ + if (p == contents && sec->_cooked_size == 16) + { + bfd_put_32 (abfd, 12, p); /* Fake CIE length */ + bfd_put_32 (abfd, 0, p + 4); /* Fake CIE id */ + p[8] = 1; /* Fake CIE version */ + memset (p + 9, 0, 7); /* Fake CIE augmentation, 3xleb128 + and 3xDW_CFA_nop as pad */ + p += 16; + } + BFD_ASSERT ((bfd_size_type) (p - contents) == sec->_cooked_size); return bfd_set_section_contents (abfd, sec->output_section, |