undefined reference to symbol 'pthread_create@@GLIBC_2.2.5'

[Soda9521]

[ 96%] Built target cpp-sdk
[ 96%] Linking CXX executable cpp-sdk-sample
/usr/bin/ld: ../lib/libalibabacloud-oss-cpp-sdk.a(ResumableCopier.cc.o): undefined reference to symbol 'pthread_create@@GLIBC_2.2.5'
//lib/x86_64-linux-gnu/libpthread.so.0: error adding symbols: DSO missing from command line
collect2: error: ld returned 1 exit status
sample/CMakeFiles/cpp-sdk-sample.dir/build.make:212: recipe for target 'sample/cpp-sdk-sample' failed
make[2]: *** [sample/cpp-sdk-sample] Error 1
CMakeFiles/Makefile2:141: recipe for target 'sample/CMakeFiles/cpp-sdk-sample.dir/all' failed
make[1]: *** [sample/CMakeFiles/cpp-sdk-sample.dir/all] Error 2
Makefile:135: recipe for target 'all' failed
make: *** [all] Error 2
为什么会导致 pthread_create？

[thsheep]

把这一行添加到CmakeLists.txt

SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pthread")

[JingchengLi]

遇到同样的问题。
奇怪怎么还不修复这个问题？难道让每个用户都手动改？