- for (n = 0; n < len - delta; n++)
- {
- memcpy (dest, src, size);
- dest += roffset;
- src += soffset;
- }
+
+ /* If the elements are contiguous, perform a single block move. */
+ if (soffset == size && roffset == size)
+ {
+ size_t chunk = size * (len - delta);
+ memcpy (dest, src, chunk);
+ dest += chunk;
+ }
+ else
+ {
+ for (n = 0; n < len - delta; n++)
+ {
+ memcpy (dest, src, size);
+ dest += roffset;
+ src += soffset;
+ }
+ }