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* dwarf2read.c (read_subrange_type): Set TYPE_HIGH_BOUND_UNDEFINED.
	* valarith.c (value_subscripted_rvalue): Suppress error if
	TYPE_ARRAY_UPPER_BOUND_IS_UNDEFINED.
This commit is contained in:
Jan Kratochvil 2010-03-16 20:51:23 +00:00
parent b8d088acc8
commit bbb0eef699
3 changed files with 15 additions and 1 deletions
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7
gdb/ChangeLog
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@ -1,3 +1,10 @@
2010-03-16 Jan Kratochvil <jan.kratochvil@redhat.com>
Chandru <chandru@in.ibm.com>
* dwarf2read.c (read_subrange_type): Set TYPE_HIGH_BOUND_UNDEFINED.
* valarith.c (value_subscripted_rvalue): Suppress error if
TYPE_ARRAY_UPPER_BOUND_IS_UNDEFINED.
2010-03-16 Holger Hans Peter Freyther <zecke@selfish.org>
* linux-record.c (record_linux_msghdr): Remove unintended semicolons.

6
gdb/dwarf2read.c
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@ -6074,6 +6074,12 @@ read_subrange_type (struct die_info *die, struct dwarf2_cu *cu)
range_type = create_range_type (NULL, base_type, low, high);
/* Mark arrays with dynamic length at least as an array of unspecified
length. GDB could check the boundary but before it gets implemented at
least allow accessing the array elements. */
if (attr && attr->form == DW_FORM_block1)
TYPE_HIGH_BOUND_UNDEFINED (range_type) = 1;
name = dwarf2_name (die, cu);
if (name)
TYPE_NAME (range_type) = name;

3
gdb/valarith.c
View File

@ -198,7 +198,8 @@ value_subscripted_rvalue (struct value *array, LONGEST index, int lowerbound)
unsigned int elt_offs = elt_size * longest_to_int (index - lowerbound);
struct value *v;
if (index < lowerbound || elt_offs >= TYPE_LENGTH (array_type))
if (index < lowerbound || (!TYPE_ARRAY_UPPER_BOUND_IS_UNDEFINED (array_type)
&& elt_offs >= TYPE_LENGTH (array_type)))
error (_("no such vector element"));
v = allocate_value (elt_type);