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2000-11-05 Philip Blundell <philb@gnu.org>

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* elf32-arm.h (elf32_arm_merge_private_bfd_data): Always permit
	BFDs containing no sections to be merged, regardless of their flags.

2000-11-04  Philip Blundell  <philb@gnu.org>

	* elf32-arm.h (elf32_arm_relocate_section): Suppress error message
	if a relocation for an undefined symbol also results in an
	overflow.
This commit is contained in:
Phil Blundell
2000-11-06 19:41:20 +00:00
parent dfef140a12
commit aea4709d3b
2 changed files with 38 additions and 4 deletions
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11
bfd/ChangeLog
View File

@@ -1,3 +1,14 @@
2000-11-05 Philip Blundell <philb@gnu.org>
* elf32-arm.h (elf32_arm_merge_private_bfd_data): Always permit
BFDs containing no sections to be merged, regardless of their flags.
2000-11-04 Philip Blundell <philb@gnu.org>
* elf32-arm.h (elf32_arm_relocate_section): Suppress error message
if a relocation for an undefined symbol also results in an
overflow.
2000-10-31 Philip Blundell <philb@gnu.org> 2000-10-31 Philip Blundell <philb@gnu.org>
* elf32-arm.h (elf32_arm_merge_private_bfd_data): Only handle * elf32-arm.h (elf32_arm_merge_private_bfd_data): Only handle

31
bfd/elf32-arm.h
View File

@@ -1846,10 +1846,15 @@ elf32_arm_relocate_section (output_bfd, info, input_bfd, input_section,
switch (r) switch (r)
{ {
case bfd_reloc_overflow: case bfd_reloc_overflow:
if (!((*info->callbacks->reloc_overflow) /* If the overflowing reloc was to an undefined symbol,
(info, name, howto->name, (bfd_vma) 0, we have already printed one error message and there
input_bfd, input_section, rel->r_offset))) is no point complaining again. */
return false; if ((! h ||
h->root.type != bfd_link_hash_undefined)
&& (!((*info->callbacks->reloc_overflow)
(info, name, howto->name, (bfd_vma) 0,
input_bfd, input_section, rel->r_offset))))
return false;
break; break;
case bfd_reloc_undefined: case bfd_reloc_undefined:
@@ -1974,6 +1979,8 @@ elf32_arm_merge_private_bfd_data (ibfd, obfd)
flagword out_flags; flagword out_flags;
flagword in_flags; flagword in_flags;
boolean flags_compatible = true; boolean flags_compatible = true;
boolean null_input_bfd = true;
asection *sec;
if ( bfd_get_flavour (ibfd) != bfd_target_elf_flavour if ( bfd_get_flavour (ibfd) != bfd_target_elf_flavour
|| bfd_get_flavour (obfd) != bfd_target_elf_flavour) || bfd_get_flavour (obfd) != bfd_target_elf_flavour)
@@ -2029,6 +2036,22 @@ elf32_arm_merge_private_bfd_data (ibfd, obfd)
if (in_flags == out_flags) if (in_flags == out_flags)
return true; return true;
/* Check to see if the input BFD actually contains any sections.
If not, its flags may not have been initialised either, but it cannot
actually cause any incompatibility. */
for (sec = ibfd->sections; sec != NULL; sec = sec->next)
{
/* Ignore synthetic glue sections. */
if (strcmp (sec->name, ".glue_7")
&& strcmp (sec->name, ".glue_7t"))
{
null_input_bfd = false;
break;
}
}
if (null_input_bfd)
return true;
/* If any of the input BFDs is non-PIC, the output is also position /* If any of the input BFDs is non-PIC, the output is also position
dependent. */ dependent. */
if (!(in_flags & EF_PIC)) if (!(in_flags & EF_PIC))