"_compress2", referenced from: 友盟统计 xcode7 问题

Sian

"_compress2", referenced from:

      +[UMANUtil deflatedDataPrefixedWith:level:source:] in libMobClickLibrary.a(UMANUtil.o)

ld: symbol(s) not found for architecture x86_64

clang: error: linker command failed with exit code 1 (use -v to see invocation)

解决方法是：在Other Linker Flags里加入-lz然后再编译通过

类似的其他
"_compress2", referenced from:
"_inflateReset", referenced from:
"_inflateInit_", referenced from:
"_inflateEnd", referenced from:
"_inflateInit2_", referenced from:
均可以通过-lz来解决。

-lz 会让你的程序在编译的时候against the built-in zlib，从而解决问题