fix the compile error in Debug mode on Windows with Visual Studio

in debug mode macro expension in assert cause compile error.

BUG=aomedia:605

Change-Id: Ie5c47a8496d043c0ee2e4d0b94cc2cf7ff168e6c

av1/decoder/decodeframe.c

@@ -5376,14 +5376,14 @@ void av1_decode_frame(AV1Decoder *pbi, const uint8_t *data,
 
 #if CONFIG_TEMPMV_SIGNALING
   if (cm->use_prev_frame_mvs) {
-    assert(!cm->error_resilient_mode && cm->prev_frame &&
+    assert(!cm->error_resilient_mode && cm->prev_frame);
 #if CONFIG_FRAME_SUPERRES
-           cm->width == cm->last_width && cm->height == cm->last_height &&
+    assert(cm->width == cm->last_width && cm->height == cm->last_height);
 #else
-           cm->width == last_fb_ref_buf->buf->y_crop_width &&
-           cm->height == last_fb_ref_buf->buf->y_crop_height &&
+    assert(cm->width == last_fb_ref_buf->buf->y_crop_width &&
+           cm->height == last_fb_ref_buf->buf->y_crop_height);
 #endif  // CONFIG_FRAME_SUPERRES
-           !cm->prev_frame->intra_only);
+    assert(!cm->prev_frame->intra_only);
   }
 #else
   cm->use_prev_frame_mvs = !cm->error_resilient_mode && cm->prev_frame &&

av1/encoder/rdopt.c

@@ -6249,13 +6249,16 @@ static void compound_single_motion_search(
   const YV12_BUFFER_CONFIG *const scaled_ref_frame =
       av1_get_scaled_ref_frame(cpi, ref);
 
-  // Check that this is either an interinter or an interintra block
-  assert(has_second_ref(mbmi) ||
+// Check that this is either an interinter or an interintra block
 #if CONFIG_COMPOUND_SINGLEREF
+  assert(has_second_ref(mbmi) ||
          // or a single ref comp pred mode
          is_inter_singleref_comp_mode(mbmi->mode) ||
-#endif  // CONFIG_COMPOUND_SINGLEREF
          (ref_idx == 0 && mbmi->ref_frame[1] == INTRA_FRAME));
+#else
+  assert(has_second_ref(mbmi) ||
+         (ref_idx == 0 && mbmi->ref_frame[1] == INTRA_FRAME));
+#endif  // CONFIG_COMPOUND_SINGLEREF
 
   if (scaled_ref_frame) {
     int i;