2670     linenr_T	oldsize;  in u_undoredo()  local
2723 	oldsize = bot - top - 1;    // number of lines before undo  in u_undoredo()
2744 		for (i = 0; i < newsize && i < oldsize; ++i)  in u_undoredo()
2771 	if (oldsize > 0)  in u_undoredo()
2773 	    if ((newarray = U_ALLOC_LINE(sizeof(undoline_T) * oldsize)) == NULL)  in u_undoredo()
2775 		do_outofmem_msg((long_u)(sizeof(undoline_T) * oldsize));  in u_undoredo()
2788 	    for (lnum = bot - 1, i = oldsize; --i >= 0; --lnum)  in u_undoredo()
2827 	if (oldsize != newsize)  in u_undoredo()
2829 	    mark_adjust(top + 1, top + oldsize, (long)MAXLNUM,  in u_undoredo()
2830 					       (long)newsize - (long)oldsize);  in u_undoredo()
2831 	    if (curbuf->b_op_start.lnum > top + oldsize)  in u_undoredo()
2832 		curbuf->b_op_start.lnum += newsize - oldsize;  in u_undoredo()
2833 	    if (curbuf->b_op_end.lnum > top + oldsize)  in u_undoredo()
2834 		curbuf->b_op_end.lnum += newsize - oldsize;  in u_undoredo()
2837 	changed_lines(top + 1, 0, bot, newsize - oldsize);  in u_undoredo()
2848 	u_oldcount += oldsize;  in u_undoredo()
2849 	uep->ue_size = oldsize;  in u_undoredo()