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2007-02-23  Carlos O'Donell  <carlos@codesourcery.com>

	* dwarf2.c (_bfd_dwarf2_find_nearest_line): Assume 32-bit
	DWARF even with 64-bit addresses.
	(_bfd_dwarf2_find_nearest_line): Likewise.
This commit is contained in:
Carlos O'Donell 2007-02-23 17:38:07 +00:00
parent cb3ff1e5f7
commit 024b2372f5
2 changed files with 28 additions and 10 deletions
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6
bfd/ChangeLog
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@ -1,3 +1,9 @@
2007-02-23 Carlos O'Donell <carlos@codesourcery.com>
* dwarf2.c (_bfd_dwarf2_find_nearest_line): Assume 32-bit
DWARF even with 64-bit addresses.
(_bfd_dwarf2_find_nearest_line): Likewise.
2007-02-23 Nick Clifton <nickc@redhat.com>
PR binutils/3535

32
bfd/dwarf2.c
View File

@ -2469,13 +2469,19 @@ _bfd_dwarf2_find_nearest_line (bfd *abfd,
length = read_4_bytes (abfd, stash->info_ptr + 4);
stash->info_ptr += 8;
}
/* In the absence of the hints above, we assume addr_size-sized
offsets, for backward-compatibility with pre-DWARF3 64-bit
platforms. */
/* In the absence of the hints above, we assume 32-bit DWARF2
offsets even for targets with 64-bit addresses, because:
a) most of the time these targets will not have generated
more than 2Gb of debug info and so will not need 64-bit
offsets,
and
b) if they do use 64-bit offsets but they are not using
the size hints that are tested for above then they are
not conforming to the DWARF3 standard anyway. */
else if (addr_size == 8)
{
length = read_8_bytes (abfd, stash->info_ptr);
stash->info_ptr += 8;
offset_size = 4;
stash->info_ptr += 4;
}
else
stash->info_ptr += 4;
@ -2692,13 +2698,19 @@ _bfd_dwarf2_find_line (bfd *abfd,
length = read_4_bytes (abfd, stash->info_ptr + 4);
stash->info_ptr += 8;
}
/* In the absence of the hints above, we assume addr_size-sized
offsets, for backward-compatibility with pre-DWARF3 64-bit
platforms. */
/* In the absence of the hints above, we assume 32-bit DWARF2
offsets even for targets with 64-bit addresses, because:
a) most of the time these targets will not have generated
more than 2Gb of debug info and so will not need 64-bit
offsets,
and
b) if they do use 64-bit offsets but they are not using
the size hints that are tested for above then they are
not conforming to the DWARF3 standard anyway. */
else if (addr_size == 8)
{
length = read_8_bytes (abfd, stash->info_ptr);
stash->info_ptr += 8;
offset_size = 4;
stash->info_ptr += 4;
}
else
stash->info_ptr += 4;