Share some obfuscated but analogous data that still demonstrates the problem. I did this for my very first bug report to this Forum a decade ago (it was a trade log I obscured with >:&.(a.&i.) ).
-Dan Please excuse typos; composed on a handheld device. On Apr 20, 2013, at 5:04 PM, Raul Miller <[email protected]> wrote: > I was asked to not share the data which was failing (it's part of a > "challenge"). > > -- > Raul > > On Sat, Apr 20, 2013 at 3:59 PM, Henry Rich <[email protected]> wrote: >> Dumping out the 3!:3 of the variant operands would be a starting point. >> >> Henry Rich >> >> >> On 4/20/2013 1:48 PM, Dan Bron wrote: >>> >>> A few examples, including objectives, expected and observed results, >>> along with a description of your operating environment (OS & word size) >>> might be a start, even if we can't individually reproduce those results. >>> >>> Here is a release note from J6.02 which announces (potentially relevant) >>> optimizations in this area: >>> http://www.jsoftware.com/help/release/underai.htm >>> >>> >>> To determine if this change is responsible for the symptoms, you might try >>> some experiments in a pre-J6.02 interpreter. If it is responsible, it's a >>> good bet that the optimization is implemented in the &. conjunction, so we >>> could start out investigation in the source code of that primitive. >>> >>> -Dan >>> >>> Please excuse typos; composed on a handheld device. >>> >>> On Apr 20, 2013, at 9:00 AM, Raul Miller <[email protected]> wrote: >>> >>>> I have been seeing inconsistent results from the dyad >>>> 22 b.&.(a.&i.) >>>> >>>> I do not have a repeatable test - the variations seem to be path >>>> dependent (same data gives different results depending on how the data >>>> was generated). However, replacing the above dyad with a more verbose >>>> alternative apparently prevented the inconsistencies from occurring. >>>> >>>> This smells like buggy special code but it might be some external >>>> dependence (perhaps an uninitialized value?) >>>> >>>> Unfortunately, I do not currently have any good ideas for isolating >>>> this problem. >>>> >>>> FYI, >>>> >>>> -- >>>> Raul >>>> ---------------------------------------------------------------------- >>>> For information about J forums see http://www.jsoftware.com/forums.htm >>> >>> ---------------------------------------------------------------------- >>> For information about J forums see http://www.jsoftware.com/forums.htm >> ---------------------------------------------------------------------- >> For information about J forums see http://www.jsoftware.com/forums.htm > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
