gcc4/gcc/fold-const.c

3706   tree exp_type = NULL_TREE, arg0_type = NULL_TREE;
3722       exp_type = TREE_TYPE (exp);
3813 	  n_low = range_binop (MINUS_EXPR, exp_type,
3814 			       fold_convert (exp_type, integer_zero_node),
3816 	  n_high = range_binop (MINUS_EXPR, exp_type,
3817 				fold_convert (exp_type, integer_zero_node),
3825 	  exp = build2 (MINUS_EXPR, exp_type, negate_expr (arg0),
3826 			fold_convert (exp_type, integer_one_node));
3871 	  if (TYPE_PRECISION (arg0_type) > TYPE_PRECISION (exp_type))
3897 	  if (!TYPE_UNSIGNED (exp_type) && TYPE_UNSIGNED (arg0_type))
3910 	      if (TYPE_PRECISION (exp_type) == TYPE_PRECISION (arg0_type))