run test with int64_t support as well
run test with int64_t support as well

Banchi0123/picojson,kazuho/picojson,turenar/picojson,pfultz2/picojson,turenar/picojson,Banchi0123/picojson,kazuho/picojson,pfultz2/picojson,karya0/picojson,karya0/picojson