[FFmpeg-trac] #6748(avfilter:new): ffmpeg-3.4/libavfilter/window_func.h:133: suspicious assignment ?

[FFmpeg]

#6748: ffmpeg-3.4/libavfilter/window_func.h:133: suspicious assignment ?
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             Reporter:  dcb          |                    Owner:
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:  avfilter
              Version:  unspecified  |               Resolution:
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
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Comment (by jkqxz):

 Looks fine?  The loop doesn't run and sum is 1.0 if n is zero.  (I guess
 it could be written in a less opaque way, patches welcome.)

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Ticket URL: <https://trac.ffmpeg.org/ticket/6748#comment:1>
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