CMake 指定gcc编译版本

修改 CMakeLists.txt 文件,添加如下命令

SET(CMAKE_C_COMPILER “/home/hhb/gcc-5.2.0/bin/gcc”)

SET(CMAKE_CXX_COMPILER “/home/hhb/gcc-5.2.0/bin/g++”)

参考:
http://blog.csdn.net/amds123/article/details/53812133

更新:上面那个方法经实践发现不行
使用下面的方法搞定了!
Do not overwrite CMAKE_C_COMPILER, but export CC (and CXX) before calling cmake:

export CC=/usr/local/bin/gcc
export CXX=/usr/local/bin/g++
cmake /path/to/your/project
make

参考:
https://stackoverflow.com/questions/17275348/how-to-specify-new-gcc-path-for-cmake

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