from the no frills lua 5.1 vm guide thing

gistfile1.txt

>local a,b,c; c = a and b
; function [0] definition (level 1)
; 0 upvalues, 0 params, 3 stacks
.function 0 0 2 3
.local "a" ; 0
.local "b" ; 1
.local "c" ; 2
[1] testset    2   0   0    ; to [3] if true
[2] jmp        1            ; to [4]
[3] move       2   1
[4] return     0   1
; end of function