RPMs/gdb
Watch
1
0
Fork
You've already forked gdb
 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

- Upgrade to GDB 6.7. Drop redundant patches, forward-port remaining ones.

Browse source 
- Fix rereading of the main executable on its change.
This commit is contained in:
Jan Kratochvil 2007-11-01 20:24:20 +00:00
commit eb9d945afa
55 changed files with 1702 additions and 7915 deletions
Download patch file Download diff file Expand all files Collapse all files

57
gdb-6.5-dwarf-stack-overflow.patch
View file

@ -6,11 +6,15 @@ for gdb/ChangeLog:
boundaries.
* dwarfread.c (locval): Likewise.
Index: gdb-6.5/gdb/dwarf2read.c
2007-10-15 Jan Kratochvil <jan.kratochvil@redhat.com>
Port to GDB-6.7.
Index: gdb-6.7/gdb/dwarf2read.c
===================================================================
--- gdb-6.5.orig/gdb/dwarf2read.c 2006-09-04 02:02:23.000000000 -0300
+++ gdb-6.5/gdb/dwarf2read.c 2006-09-04 02:02:23.000000000 -0300
@@ -8667,8 +8667,7 @@ dwarf2_fundamental_type (struct objfile
--- gdb-6.7.orig/gdb/dwarf2read.c 2007-10-15 00:08:30.000000000 +0200
+++ gdb-6.7/gdb/dwarf2read.c 2007-10-15 21:42:43.000000000 +0200
@@ -9070,8 +9070,7 @@ dwarf2_fundamental_type (struct objfile
callers will only want a very basic result and this can become a
complaint.
@ -20,7 +24,7 @@ Index: gdb-6.5/gdb/dwarf2read.c
static CORE_ADDR
decode_locdesc (struct dwarf_block *blk, struct dwarf2_cu *cu)
@@ -8685,7 +8684,7 @@ decode_locdesc (struct dwarf_block *blk,
@@ -9088,7 +9087,7 @@ decode_locdesc (struct dwarf_block *blk,
i = 0;
stacki = 0;
@ -29,7 +33,7 @@ Index: gdb-6.5/gdb/dwarf2read.c
while (i < size)
{
@@ -8864,6 +8863,16 @@ decode_locdesc (struct dwarf_block *blk,
@@ -9270,6 +9269,16 @@ decode_locdesc (struct dwarf_block *blk,
dwarf_stack_op_name (op));
return (stack[stacki]);
}
@ -46,44 +50,3 @@ Index: gdb-6.5/gdb/dwarf2read.c
}
return (stack[stacki]);
}
Index: gdb-6.5/gdb/dwarfread.c
===================================================================
--- gdb-6.5.orig/gdb/dwarfread.c 2005-12-17 20:33:59.000000000 -0200
+++ gdb-6.5/gdb/dwarfread.c 2006-09-04 02:02:23.000000000 -0300
@@ -2138,9 +2138,7 @@ decode_line_numbers (char *linetable)
NOTES
- Note that stack[0] is unused except as a default error return.
- Note that stack overflow is not yet handled.
- */
+ Note that stack[0] is unused except as a default error return. */
static int
locval (struct dieinfo *dip)
@@ -2160,7 +2158,7 @@ locval (struct dieinfo *dip)
loc += nbytes;
end = loc + locsize;
stacki = 0;
- stack[stacki] = 0;
+ stack[++stacki] = 0;
dip->isreg = 0;
dip->offreg = 0;
dip->optimized_out = 1;
@@ -2224,6 +2222,16 @@ locval (struct dieinfo *dip)
stacki--;
break;
}
+ /* Enforce maximum stack depth of size-1 to avoid ++stacki writing
+ outside of the allocated space. Also enforce minimum > 0.
+ -- wad@google.com 14 Aug 2006 */
+ if (stacki >= sizeof (stack) / sizeof (*stack) - 1)
+ internal_error (__FILE__, __LINE__,
+ _("location description stack too deep: %d"),
+ stacki);
+ if (stacki <= 0)
+ internal_error (__FILE__, __LINE__,
+ _("location description stack too shallow"));
}
return (stack[stacki]);
}