mirror/binutils-gdb
2
0
Fork 0
mirror of https://sourceware.org/git/binutils-gdb.git synced 2025-03-01 13:26:47 +08:00
Code Issues Packages Projects Releases Wiki Activity

gdb/

Browse Source 
* dwarf2read.c (producer_is_gxx_lt_4_6): New function.
	(dwarf2_add_field): Fix new_field->accessibility for
	cu->header.version >= 3 while verifying also producer_is_gxx_lt_4_6.
This commit is contained in:
Jan Kratochvil 2011-03-21 20:07:08 +00:00
parent d19f7eee06
commit a0cb783508
2 changed files with 48 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
gdb/ChangeLog
View File

@ -1,3 +1,9 @@
2011-03-21 Jan Kratochvil <jan.kratochvil@redhat.com>
* dwarf2read.c (producer_is_gxx_lt_4_6): New function.
(dwarf2_add_field): Fix new_field->accessibility for
cu->header.version >= 3 while verifying also producer_is_gxx_lt_4_6.
2011-03-21 Ulrich Weigand <ulrich.weigand@linaro.org>
* arm-tdep.c (arm_analyze_prologue): Do not abort parsing when

48
gdb/dwarf2read.c
View File

@ -6209,6 +6209,27 @@ dwarf2_record_block_ranges (struct die_info *die, struct block *block,
}
}
/* Check for GCC PR debug/45124 fix which is not present in any G++ version up
to 4.5.any hwile it is present already in G++ 4.6.0 - the PR has been fixed
during 4.6.0 experimental. */
static int
producer_is_gxx_lt_4_6 (const char *producer)
{
int major, minor;
/* Whitespaces are ignored in both PRODUCER and the format string. */
if (sscanf (producer, "GNU C++ %d.%d", &major, &minor) != 2)
{
/* For non-GCC compilers expect their behavior is DWARF version
compliant. */
return 0;
}
return major < 4 || (major == 4 && minor < 6);
}
/* Add an aggregate field to the field list. */
static void
@ -6239,13 +6260,28 @@ dwarf2_add_field (struct field_info *fip, struct die_info *die,
}
fip->nfields++;
/* Handle accessibility and virtuality of field.
The default accessibility for members is public, the default
accessibility for inheritance is private. */
if (die->tag != DW_TAG_inheritance)
new_field->accessibility = DW_ACCESS_public;
if (cu->header.version < 3 || producer_is_gxx_lt_4_6 (cu->producer))
{
/* The default DWARF 2 accessibility for members is public, the default
accessibility for inheritance is private. */
if (die->tag != DW_TAG_inheritance)
new_field->accessibility = DW_ACCESS_public;
else
new_field->accessibility = DW_ACCESS_private;
}
else
new_field->accessibility = DW_ACCESS_private;
{
/* DWARF 3+ defines the default accessibility a different way - see
below - than DWARF 2 has defined. The same rules apply now for
DW_TAG_inheritance as for the members and it only depends on the
container kind. */
if (die->parent->tag == DW_TAG_class_type)
new_field->accessibility = DW_ACCESS_private;
else
new_field->accessibility = DW_ACCESS_public;
}
new_field->virtuality = DW_VIRTUALITY_none;
attr = dwarf2_attr (die, DW_AT_accessibility, cu);