libswscale/swscale.c:1062: error: Uninitialized Value
  The value read from A2 was never initialized.

libswscale/swscale.c:1062:5: 
1060. {
1061.     int i;
1062.     YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGBX_C)
          ^
1063. }
1064. 

static void yuv2packedX_c(SwsContext *c, const int16_t *lumFilter,
                          const int16_t **lumSrc, int lumFilterSize,
                          const int16_t *chrFilter, const int16_t **chrUSrc,
                          const int16_t **chrVSrc, int chrFilterSize,
                          const int16_t **alpSrc, uint8_t *dest, int dstW, int y)
{
    int i;
    YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGBX_C)
}
['static void yuv2packedX_c(SwsContext *c, const int16_t *lumFilter,\n                          const int16_t **lumSrc, int lumFilterSize,\n                          const int16_t *chrFilter, const int16_t **chrUSrc,\n                          const int16_t **chrVSrc, int chrFilterSize,\n                          const int16_t **alpSrc, uint8_t *dest, int dstW, int y)\n{\n    int i;\n    YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGBX_C)\n}']