- void _generic * ret = dst;
- char _generic * d = dst;
- char _generic * s = src;
+#if _SDCC_Z80_STYLE_LIB_OPT
+
+#pragma noinduction
+
+ char * d = dst;
+ char * s = src;
+ /* PENDING: Divide first to get around sign problems */
+ int count = -(acount >> 2);
+
+ while (count) {
+ *d++ = *s++;
+ *d++ = *s++;
+ *d++ = *s++;
+ *d++ = *s++;
+ count++;
+ }
+
+ if (acount & 2) {
+ *d++ = *s++;
+ *d++ = *s++;
+ }
+ if (acount & 1) {
+ *d++ = *s++;
+ }
+ return dst;
+#else
+ void * ret = dst;
+ char * d = dst;
+ char * s = src;