[Bugzilla] [Bug 15048] Samuel GOUGEON has commented the bug

bugzilla.admin at scilab.org bugzilla.admin at scilab.org
Fri Mar 30 18:03:33 CEST 2018


http://bugzilla.scilab.org/show_bug.cgi?id=15048
--------- Bug Summary -----------
int32 and int64 cumsum modulo 2^b broken

---------- Changed by ------------
sgougeon at free.fr

---------- What changed ----------

--- Comment #1 from Samuel GOUGEON <sgougeon at free.fr> ---
>I64=int64([1,1] * 2^63) - int64(2);
>cumsum(I64)
>ans -9223372036854775808 -9223372036854775808
>--> both summands have wrong result. Expected ans =  [9223372036854775806 -4]

May be related/due to the bug 15505

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