on is
always a valid thing to do (as far as the expression evaluator is concerned).
The test for this case is only done if the <I>-a4</I> option is selected.
See section on <B><A HREF="#Assembly_Control">ASSEMBLY CONTROL</A></B>.</DD>

<DT>
<B><FONT SIZE=+1>Invalid token where value expected.</FONT></B></DT>

<DD>
Two binary operators in a row are not allowed.</DD>

<DT>
<B><FONT SIZE=+1>Label too long.</FONT></B></DT>

<DD>
Labels are limited to 31 characters.</DD>

<DT>
<B><FONT SIZE=+1>Label value misali