Re: ArrayIndexOutOfBoundsException at Frame.merge/MethodWriter.visitMaxs

Hi Peter,

have you checked, whether L11 has multiple entry points that
differ in stack size? Or your L2 for jumping back has multiple
goto's that my is not balanced ...

I had similar problems, designing my rewritten code.

Best regards

Tronje

Peter Veentjer wrote:
> You could be on the right track because i get this error when i  
> introduce a jump
> 
> Before
> 
> L0
> Invokestatic gettransaction
> Astore 1
> L1
> Aload 0
> Aload 1
> Invokespecial someconstructor
> L2
> Return
> L3
> 
> After
> 
> L0
> Invokespecial gettransaction
> Astore 1
> L1
> Aload 0
> Aload 1
> Invokespecial someconstructor
> Goto l1
> L2
> 
> Both look fine to me, do you see something strange?
> 
> Ps
> I'm working on adding some transaction advice on objects (including  
> constructors) and i have removed all code that wasnt needed to  
> reproduce the bug
> 
> On 9 nov 2009, at 14:02, David Chase <[email protected]> wrote:
> 
>> I think this is the diagnostic that means "you didn't balance pushes  
>> and pops on the two branches of an if/backedge".  I would look for  
>> that, at least.
>>
>> David
>>
>> On 2009-11-09, at 7:40 AM, Peter Veentjer wrote:
>>
>>> Hi Guys,
>>>
>>> I get an ArrayIndexOutOfBoundsException
>>>
>>> java.lang.ArrayIndexOutOfBoundsException: 0
>>>    at org.objectweb.asm.Frame.merge(Frame.java:1373)
>>>    at org.objectweb.asm.Frame.merge(Frame.java:1350)

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