iOS报错记录:Undefined symbols for architecture arm64: "_iconv", referenced from:
报错内容Undefinedsymbolsforarchitecturearm64:"_iconv",referencedfrom:BDS_TTS::doConvert(unsignedcharconst*,int,unsignedchar*,int,void*)inlibBaiduSpeechSDK.a(bds_character_coding_iconv.o)"_iconv_open",refe