I can reproduce this issue in J902, j901 gives the correct result.

    +&1^:_2 i.3
_2
   JVERSION
Engine: j902/j64avx2/darwin
...

   +&1^:_2 i.3
_2 _1 0
   JVERSION
Engine: j901/j64avx2/darwin
...

FYI,

-- 
Raul

On Fri, May 21, 2021 at 8:14 AM ethiejiesa via Programming
<[email protected]> wrote:
>
>        9!:14''
>     
> j902-b/j64avx2/linux/release/GPL3/guix.gnu.org/1970-01-01T00:00:00/clang-9-0-1/SLEEF=1
>
>        +&1^:_1 i.3
>     _1 0 1
>        +&1^:_2 i.3
>     _2
>        $$ +&1^:_2 i.3
>     0
>
> Similar results for other negative exponents smaller than _1.
>
> My beta is a bit behind, but I see the same there, while my j901 is producing
> the expected results. Specific version info below:
>
>   
> j903-h/j64avx2/linux/beta/GPL3/guix.gnu.org/1970-01-01T00:00:00/clang-9-0-1/SLEEF=1
>   j901-f/j64avx2/linux/release/GPL3/guix.gnu.org/1970-01-01T00:00:00
>
> Can anyone reproduce?
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