.cpu    "6502"
shortnm =       $4000      ;short label
SomewhatLongName = $4001   ;somewhat longer label

*       =       $1000
        lda     shortnm
        ldx     SomewhatLongName
        clc
        bcc     BranchTargetLongName

data
        .byte   $cc

ptr     .var    $00        ;local var with short name
PointerWithLongName .var $02 ;local var with longer name
BranchTargetLongName
        sta     ptr
        stx     PointerWithLongName
        ldy     data
        lsr     a
        bcc     shortb
shortb
        nop
        jmp     done

done
        rts