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http://archive.ubuntu.com/ubuntu/pool/main/g/gcc-4.8/
http://packages.ubuntu.com/trusty/devel/g++-4.8
gcc:
gcc-4.8_4.8.4-2ubuntu1~14.04.3_amd64.deb
gcc-4.8-base_4.8.4-2ubuntu1~14.04.3_amd64.deb
gcc-4.8-doc_4.8.4-2ubuntu1~14.04.3_all.deb
gcc-4.8-multilib_4.8.4-2ubuntu1~14.04.3_amd64.deb
gcc-4.8-plugin-dev_4.8.4-2ubuntu1~14.04.3_amd64.deb
mv gcc-4.8 gcc
g++:
g++-4.8_4.8.4-2ubuntu1~14.04.3_amd64.deb
g++-4.8-multilib_4.8.4-2ubuntu1~14.04.3_amd64.deb
libstdc++-4.8-dev_4.8.4-2ubuntu1~14.04.3_amd64.deb
cpp-4.8_4.8.4-2ubuntu1~14.04.3_amd64.deb
mv g++-4.8 g++
cmake
1.sudo ./bootstrap
2.sudo make
3.sudo make install
4.cmake --version
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原文地址：http://www.cnblogs.com/dzyBK/p/5936075.html
