Okay, I can reproduce by adding @CompileStatic to the example I tried
previously and can confirm that 2.4.13 is where the regression started.
Workaround would be to remove @CompileStatic until we can get a fix in
place. If you can raise a bug issue in Jira, that would be great.
Cheers, Paul.
On Fri, Apr 13, 2018 at 8:20 PM, Paul King <pa...@asert.com.au> wrote:
>
> Not sure what happened to the formatting - here it is again:
>
> class QueensBase {
> int N = 2
>
> double doFitness(List <Integer> board) {
> List <Integer> leftDiagonal = new ArrayList(2*N)
> List <Integer> rightDiagonal = new ArrayList(2*N)
> double sum = 0.0D
>
> for ( i in 1 .. 2*N) {
> leftDiagonal[i] = 0
> rightDiagonal[i] = 0
> }
> for ( i in 1 .. N) {
> leftDiagonal[i+board[i]-1]++
> rightDiagonal[N-i+board[i]]++
> }
> for ( i in 1 .. ((2*N) - 1)) {
> int counter = 0
> if ( leftDiagonal[i] > 1)
> counter += leftDiagonal[i] - 1
> if ( rightDiagonal[i] > 1)
> counter += rightDiagonal[i] - 1
> sum += counter / (N - Math.abs(i-N))
> }
> // target fitness is 0.0
> // sum can be negative so return absolute value
> return Math.abs(sum)
> }
> }
>
> println new QueensBase().doFitness(1..16)
>
>
> On Fri, Apr 13, 2018 at 8:18 PM, Paul King <pa...@asert.com.au> wrote:
>
>> I tried this script:
>>
>> class QueensBase {
>> int N = 2
>>
>> double doFitness(List <Integer> board) {
>> List <Integer> leftDiagonal = new ArrayList(2*N)
>> List <Integer> rightDiagonal = new ArrayList(2*N)
>> double sum = 0.0D
>>
>> for ( i in 1 .. 2*N) {
>> leftDiagonal[i] = 0
>> rightDiagonal[i] = 0
>> }
>> for ( i in 1 .. N) {
>> leftDiagonal[i+board[i]-1]++
>> rightDiagonal[N-i+board[i]]++
>> }
>> for ( i in 1 .. ((2*N) - 1)) {
>> int counter = 0
>> if ( leftDiagonal[i] > 1)
>> counter += leftDiagonal[i] - 1
>> if ( rightDiagonal[i] > 1)
>> counter += rightDiagonal[i] - 1
>> sum += counter / (N - Math.abs(i-N))
>> }
>> // target fitness is 0.0
>> // sum can be negative so return absolute value
>> return Math.abs(sum)
>> }
>> }
>>
>> println new QueensBase().doFitness(1..16)
>>
>>
>> It worked for me in the Groovy Web Console, Intellij IDEA 2017.3.5
>> pointing to 2.4.15, and the GroovyConsole for 2.4.15 and 2.3.0.
>>
>> Perhaps we need a bigger sample to track down your issue.
>>
>> Cheers, Paul.
>>
>>
>> On Fri, Apr 13, 2018 at 7:39 PM, Kerridge, Jon <j.kerri...@napier.ac.uk>
>> wrote:
>>
>>> Daniel,
>>>
>>>
>>> Thanks for getting back to me so quickly.
>>>
>>>
>>> I have converted to groovy2.4.15 and the same error occurs. I
>>> am running under Intellij IDE and had downloaded the sdk bundle.
>>>
>>>
>>> Jon
>>>
>>>
>>>
>>>
>>> Professor Jon Kerridge
>>> School of Computing
>>> Edinburgh Napier University
>>> Merchiston Campus
>>> Edinburgh EH10 5DT
>>>
>>> 0131 455 2777
>>> j.kerri...@napier.ac.uk
>>> http://www.soc.napier.ac.uk/~cs10/
>>>
>>> ------------------------------
>>> *From:* Daniel.Sun <sun...@apache.org>
>>> *Sent:* 12 April 2018 18:22:39
>>> *To:* d...@groovy.incubator.apache.org
>>> *Subject:* Re: Compiler bug
>>>
>>> Please try Groovy 2.4.15.
>>>
>>> Cheers,
>>> Daniel.Sun
>>>
>>>
>>>
>>> --
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>>
>
