Merge "Fix an IOC issue in vp9_rd_pick_inter_mode_sb"

vp9/encoder/vp9_rdopt.c

@@ -2989,7 +2989,7 @@ int64_t vp9_rd_pick_inter_mode_sb(VP9_COMP *cpi, MACROBLOCK *x,
   }
 
   if (cpi->sf.alt_ref_search_fp)
-    if (!cm->show_frame)
+    if (!cm->show_frame && x->pred_mv_sad[GOLDEN_FRAME] < INT_MAX)
       if (x->pred_mv_sad[ALTREF_FRAME] > (x->pred_mv_sad[GOLDEN_FRAME] << 1))
         mode_skip_mask[ALTREF_FRAME] |= INTER_ALL;