rem: if (len < (uint64)(blength * blength))
add: if (len < (uint64)blength * blength)
context: static void sum_sizes_sqroot_baarda(struct sum_struct *sum, uint64 len){	extern int block_size;	int blength, s2length, b;	uint32 c;	uint64 l;	if (block_size) {		blength = block_size;	} else if (len <= BLOCK_SIZE * BLOCK_SIZE) {		blength = BLOCK_SIZE;	} else {		l = len;		c = 1;		while (l >>= 2) {			c <<= 1;		}		blength = 0;		do {			blength |= c;			if (len < (uint64)(blength * blength))				blength &= ~c;			c >>= 1;		} while (c >= 8);	/* round to multiple of 8 */		blength = MAX(blength, BLOCK_SIZE);	}	if (remote_version < 27) {		s2length = csum_length;	} else if (csum_length == SUM_LENGTH) {		s2length = SUM_LENGTH;	} else {		b = BLOCKSUM_BIAS;		l = len;		while (l >>= 1) {			b += 2;		}		c = blength;		while (c >>= 1 && b) {			b--;		}		s2length = (b + 1 - 32 + 7) / 8; /* add a bit,						  * subtract rollsum,						  * round up						  *    --optimize in compiler--						  */		s2length = MAX(s2length, csum_length);		s2length = MIN(s2length, SUM_LENGTH);	}	sum->flength	= len;	sum->blength	= blength;	sum->s2length	= s2length;	sum->count	= (len + (blength - 1)) / blength;	sum->remainder	= (len % blength);	if (sum->count && verbose > 2) {		rprintf(FINFO, "count=%ld rem=%ld blength=%ld s2length=%ld flength=%.0f\n",			(long) sum->count, (long) sum->remainder,			(long) sum->blength, (long) sum->s2length,			(double) sum->flength);	}}