+2011-09-05 Richard Guenther <rguenther@suse.de>
+
+ * stor-layout.c (layout_type): Use size_binop for array size
+ calculations.
+
2011-09-05 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr.h (progmem_section): Remove Declaration.
+2011-09-05 Richard Guenther <rguenther@suse.de>
+
+ * c-common.c (complete_array_type): Use ssize_int (-1) instead
+ of integer_minus_one_node for empty array upper bounds.
+
2011-08-28 Dodji Seketeli <dodji@redhat.com>
* c-pch.c (c_common_read_pch): Call linemap_add with LC_ENTER as
if (integer_zerop (element_size))
length = size_zero_node;
- /* The computation should happen in the original type so
- that (possible) negative values are handled appropriately. */
+ /* The computation should happen in the original signedness so
+ that (possible) negative values are handled appropriately
+ when determining overflow. */
else
length
= fold_convert (sizetype,
- fold_build2 (PLUS_EXPR, TREE_TYPE (lb),
- build_int_cst (TREE_TYPE (lb), 1),
- fold_build2 (MINUS_EXPR,
- TREE_TYPE (lb),
- ub, lb)));
+ size_binop (PLUS_EXPR,
+ build_int_cst (TREE_TYPE (lb), 1),
+ size_binop (MINUS_EXPR, ub, lb)));
TYPE_SIZE (type) = size_binop (MULT_EXPR, element_size,
fold_convert (bitsizetype,