On 7/18/12 10:53 AM, Stefan Manegold wrote:
> Just wondering ... (and trying to learn):

>>   address MTIMEbat_@1_@3
>>   comment "Compare a bat of @1 against each other";
>>   command batcalc.@2( l:bat[:oid,:@1], r:@1) :bat[:oid,:bit]
>>   address MTIMEbat_@1_@3_cst;
>> -command batcalc.@2( l:bat[:void,:@1], r:@1) :bat[:void,:bit]
>> +command batcalc.@2(r:@1, l:bat[:oid,:@1]) :bat[:oid,:bit]
>
> Is the above signature change (swapping left & right operand) intended?
> If so, what is the reason for it?
signatures indicated different code paths, most likely never used.
-cst-Type versus -Type-cst
>
>>   address MTIMEbat_@1_cst_@3
>>   comment "Compare a bat of @1 against a singleton";
>>
>> -command batcalc.@2(a:bat[:void,:bit], l:bat[:void,:@1], r:bat[:void,:@1]) 
>> :bat[:void,:bit]
>> +command batcalc.@2(a:bat[:oid,:bit], l:bat[:oid,:@1], r:bat[:oid,:@1]) 
>> :bat[:oid,:bit]
>>   address MTIMEaccum_@1_@3
>>   comment "Compare a bat of @1 against each other";
>> -command batcalc.@2(a:bat[:void,:bit], l:bat[:oid,:@1], r:@1) :bat[:oid,:bit]
>> +command batcalc.@2(a:bat[:oid,:bit], l:bat[:oid,:@1], r:@1) :bat[:oid,:bit]
>>   address MTIMEaccum_@1_@3_cst;
>> -command batcalc.@2(a:bat[:void,:bit], l:bat[:void,:@1], r:@1) 
>> :bat[:void,:bit]
>> +command batcalc.@2(a:bat[:oid,:bit], r:@1, l:bat[:oid,:@1]) :bat[:oid,:bit]
>

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