ios – Libz没有在XCode中链接

Undefined symbols for architecture arm64:   
 "_inflateReset2",referenced from:
          _png_inflate_claim in libcocos2d iOS.a(pngrutil.o)
      "_inflateEnd",referenced from:
          cocos2d::unzCloseCurrentFile(void*) in libcocos2d iOS.a(unzip.o)
          cocos2d::ZipUtils::inflateMemoryWithHint(unsigned char*,long,unsigned char**,long*,long) in libcocos2d iOS.a(ZipUtils.o)
          _png_destroy_read_struct in libcocos2d iOS.a(pngread.o)
          +[GAICompressionUtil gai_dataByInflatingBytes:length:isRawData:] in libGoogleAnalyticsServices.a(GAICompressionUtil.o)
          _FT_Stream_OpenGzip in libcocos2d iOS.a(ftgzip.o)
          _ft_gzip_stream_close in libcocos2d iOS.a(ftgzip.o)
          _FT_Gzip_Uncompress in libcocos2d iOS.a(ftgzip.o)
          ...
      "_deflate",referenced from:
     +[GAICompressionUtil gai_dataByCompressingBytes:length:compressionLevel:mode:] in libGoogleAnalyticsServices.a(GAICompressionUtil.o)
      "_deflateInit2_",referenced from:
          +[GAICompressionUtil gai_dataByCompressingBytes:length:compressionLevel:mode:] in libGoogleAnalyticsServices.a(GAICompressionUtil.o)
      "_inflateReset",referenced from:
          _png_decompress_chunk in libcocos2d iOS.a(pngrutil.o)
          _FT_Stream_OpenGzip in libcocos2d iOS.a(ftgzip.o)
          _ft_gzip_file_io in libcocos2d iOS.a(ftgzip.o)

所以看起来像外部库(cocos2d& GA)找不到这个库.我在链接二进制文件中为我的目标提供了库,在其他Linger标志中也有-lz标志.删除任何这些都会保留此错误.

什么可能导致这个问题？如何解决这个问题？

(我已经尝试过重启XCode,清理派生数据等等)