Test ALU loading errors and index overflow and no return
STDIN
60 00 00 00 00 00 00 00
60 00 00 00 10 00 00 00
34 00 00 00 00 00 00 00
64 00 00 00 7f 00 00 00
STDERR
[WARN]: #1: Accessing uninitialized mem
CODE:0x0060 JT:0x00 JF:0x00 K:0x00000000
                            ^
[WARN]: #2: Mem index out of range (0-15)
CODE:0x0060 JT:0x00 JF:0x00 K:0x00000010
                            ^
[WARN]: #3: Dividing by zero
CODE:0x0034 JT:0x00 JF:0x00 K:0x00000000
                            ^
[WARN]: #4: Left or right shifting more than 32 bits
CODE:0x0064 JT:0x00 JF:0x00 K:0x0000007f
                            ^
[WARN]: #4: BPF filters must end with return
CODE:0x0064 JT:0x00 JF:0x00 K:0x0000007f
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
STDOUT
#Label  CODE  JT   JF      K
#---------------------------------
 L0001: 0x60 0x00 0x00 0x00000000 $A = $mem[0x0]
 L0002: 0x60 0x00 0x00 0x00000010 $A = $mem[0x10]
 L0003: 0x34 0x00 0x00 0x00000000 $A /= 0x0
 L0004: 0x64 0x00 0x00 0x0000007f $A <<= 0x7f
#---------------------------------
