Perl_av_make - use newSVsv_flags rather than doing own thing

Author: richardleach

av.c

@@ -493,9 +493,7 @@ Perl_av_make(pTHX_ SSize_t size, SV **strp)
 
             SvGETMAGIC(*strp); /* before newSV, in case it dies */
             AvFILLp(av)++;
-            ary[i] = newSV_type(SVt_NULL);
-            sv_setsv_flags(ary[i], *strp,
-                           SV_DO_COW_SVSETSV|SV_NOSTEAL);
+            ary[i] = newSVsv_flags(*strp,SV_DO_COW_SVSETSV|SV_NOSTEAL);
             strp++;
         }
         /* disarm av's leak guard */