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  • Undefined symbols for architecture i386: "_crc32", referenced from:——crc链接错误

      有时候用别人的框架,你会碰到下面的错误,很是吓人,什么玩意,我怎么看不懂!!!

    Undefined symbols for architecture i386:
      "_RELEASE", referenced from:
          -[DemoAnnotationView dealloc] in DemoAnnotationView.o
      "_crc32", referenced from:
          -[ZipArchive addFileToZip:newname:] in ZipArchive.o
          _unzReadCurrentFile in unzip.o
          _zipWriteInFileInZip in zip.o
      "_deflate", referenced from:
          _zipWriteInFileInZip in zip.o
          _zipCloseFileInZipRaw in zip.o
      "_deflateEnd", referenced from:
          _zipCloseFileInZipRaw in zip.o
      "_deflateInit2_", referenced from:
          _zipOpenNewFileInZip3 in zip.o
      "_get_crc_table", referenced from:
          _unzOpenCurrentFile3 in unzip.o
          _zipOpenNewFileInZip3 in zip.o
      "_iconv", referenced from:
          _qr_code_data_list_extract_text in libzbar.a(qrdectxt.o)
      "_iconv_close", referenced from:
          _qr_code_data_list_extract_text in libzbar.a(qrdectxt.o)
      "_iconv_open", referenced from:
          _qr_code_data_list_extract_text in libzbar.a(qrdectxt.o)
      "_inflate", referenced from:
          _unzReadCurrentFile in unzip.o
      "_inflateEnd", referenced from:
          _unzCloseCurrentFile in unzip.o
      "_inflateInit2_", referenced from:
          _unzOpenCurrentFile3 in unzip.o
      ......

      IOS编译时有时出现这样的错误,要注意,错误不在Undefined for architecture i386,而是下面下划线开头的变量没定义,此时需要导入libz到项目即可。

      Build Phases ——> Link Binary With Libraries 中导入libz.1.2.5.dylib即可。

      提醒:下次如果再碰到crc链接错误,请把libz.dylib加入到项目中去。

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  • 原文地址:https://www.cnblogs.com/yyt-hehe-yyt/p/4721515.html
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