libavcodec/vp9dsp.c:638: error: Buffer Overrun L2
  Offset added: [0, 14] (⇐ [0, 7] + [0, 7]) Size: 7.

libavcodec/vp9dsp.c:638:1: <Offset trace>
636. }
637. 
638. def_diag_downleft(8)
     ^
639. def_diag_downleft(16)
640. def_diag_downleft(32)

libavcodec/vp9dsp.c:638:1: Assignment
636. }
637. 
638. def_diag_downleft(8)
     ^
639. def_diag_downleft(16)
640. def_diag_downleft(32)

libavcodec/vp9dsp.c:638:1: <Length trace>
636. }
637. 
638. def_diag_downleft(8)
     ^
639. def_diag_downleft(16)
640. def_diag_downleft(32)

libavcodec/vp9dsp.c:638:1: Array declaration
636. }
637. 
638. def_diag_downleft(8)
     ^
639. def_diag_downleft(16)
640. def_diag_downleft(32)

libavcodec/vp9dsp.c:638:1: Array access: Offset added: [0, 14] (⇐ [0, 7] + [0, 7]) Size: 7
636. }
637. 
638. def_diag_downleft(8)
     ^
639. def_diag_downleft(16)
640. def_diag_downleft(32)

def_diag_downleft(8)
['def_diag_downleft(8)']