return dest_addr;
}
-/* Fill the 2-element RANGE array with the minimum and maximum values
- EXP is known to have and return true, otherwise null and return
- false. */
-
-static bool
-get_size_range (tree exp, tree range[2])
-{
- if (tree_fits_uhwi_p (exp))
- {
- range[0] = range[1] = exp;
- return true;
- }
-
- if (TREE_CODE (exp) == SSA_NAME)
- {
- wide_int min, max;
- enum value_range_type range_type = get_range_info (exp, &min, &max);
-
- if (range_type == VR_RANGE)
- {
- /* Interpret the bound in the variable's type. */
- range[0] = wide_int_to_tree (TREE_TYPE (exp), min);
- range[1] = wide_int_to_tree (TREE_TYPE (exp), max);
- return true;
- }
- else if (range_type == VR_ANTI_RANGE)
- {
- /* FIXME: Handle anti-ranges. */
- }
- }
-
- range[0] = NULL_TREE;
- range[1] = NULL_TREE;
- return false;
-}
-
/* Try to verify that the sizes and lengths of the arguments to a string
manipulation function given by EXP are within valid bounds and that
the operation does not lead to buffer overflow. Arguments other than