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Don't access elf tdata in dwarf.c without first checking for an ELF bfd

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_bfd_dwarf2_find_nearest_line may be called on a COFF bfd.

	* dwarf2.c (read_address): Check bfd_target_elf_flavour before
	calling get_elf_backend_data.
	(_bfd_dwarf2_find_nearest_line): Fix parens.
This commit is contained in:
Alan Modra 2014-12-10 14:06:42 +10:30
parent 4673aa7850
commit fa15f18dea
2 changed files with 11 additions and 2 deletions
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6
bfd/ChangeLog
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@ -1,3 +1,9 @@
2014-12-10 Alan Modra <amodra@gmail.com>
* dwarf2.c (read_address): Check bfd_target_elf_flavour before
calling get_elf_backend_data.
(_bfd_dwarf2_find_nearest_line): Fix parens.
2014-12-10 Alan Modra <amodra@gmail.com>
PR 17666

7
bfd/dwarf2.c
View file

@ -745,7 +745,10 @@ read_alt_indirect_ref (struct comp_unit * unit,
static bfd_uint64_t
read_address (struct comp_unit *unit, bfd_byte *buf)
{
int signed_vma = get_elf_backend_data (unit->abfd)->sign_extend_vma;
int signed_vma = 0;
if (bfd_get_flavour (unit->abfd) == bfd_target_elf_flavour)
signed_vma = get_elf_backend_data (unit->abfd)->sign_extend_vma;
if (signed_vma)
{
@ -3849,7 +3852,7 @@ _bfd_dwarf2_find_nearest_line (bfd *abfd,
functionname_ptr,
linenumber_ptr,
discriminator_ptr,
stash)) > 0;
stash) != 0);
if ((bfd_vma) (stash->info_ptr - stash->sec_info_ptr)
== stash->sec->size)