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* dwarf2loc.c (find_location_expression): Retrieve beginning and

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ending address offsets in location list entries as integers,
	not as addresses.
This commit is contained in:
Ulrich Weigand 2009-07-20 15:06:13 +00:00
parent ec9499be38
commit b5758fe446
2 changed files with 21 additions and 9 deletions
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6
gdb/ChangeLog
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@ -1,3 +1,9 @@
2009-07-20 Ulrich Weigand <uweigand@de.ibm.com>
* dwarf2loc.c (find_location_expression): Retrieve beginning and
ending address offsets in location list entries as integers,
not as addresses.
2009-07-20 Ulrich Weigand <uweigand@de.ibm.com>
* infrun.c (wait_for_inferior): Invalidate registers and overlay

24
gdb/dwarf2loc.c
View File

@ -70,22 +70,28 @@ find_location_expression (struct dwarf2_loclist_baton *baton,
while (1)
{
low = dwarf2_read_address (gdbarch, loc_ptr, buf_end, addr_size);
if (buf_end - loc_ptr < 2 * addr_size)
error (_("find_location_expression: Corrupted DWARF expression."));
low = extract_unsigned_integer (loc_ptr, addr_size, byte_order);
loc_ptr += addr_size;
high = dwarf2_read_address (gdbarch, loc_ptr, buf_end, addr_size);
/* A base-address-selection entry. */
if (low == base_mask)
{
base_address = dwarf2_read_address (gdbarch,
loc_ptr, buf_end, addr_size);
loc_ptr += addr_size;
continue;
}
high = extract_unsigned_integer (loc_ptr, addr_size, byte_order);
loc_ptr += addr_size;
/* An end-of-list entry. */
if (low == 0 && high == 0)
return NULL;
/* A base-address-selection entry. */
if ((low & base_mask) == base_mask)
{
base_address = high;
continue;
}
/* Otherwise, a location expression entry. */
low += base_address;
high += base_address;