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→Default gcc/g++ version
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==Default gcc/g++ version== | ==Default gcc/g++ version== | ||
See [https://askubuntu.com/questions/26498/how-to-choose-the-default-gcc-and-g-version https://askubuntu.com/questions/26498/how-to-choose-the-default-gcc-and-g-version].<br> | See [https://askubuntu.com/questions/26498/how-to-choose-the-default-gcc-and-g-version https://askubuntu.com/questions/26498/how-to-choose-the-default-gcc-and-g-version].<br> | ||
<syntaxhighlight lang="bash"> | |||
# Install | |||
sudo update-alternatives --remove-all gcc | |||
sudo update-alternatives --remove-all g++ | |||
sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-8 10 | |||
sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-7 20 | |||
sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-8 10 | |||
sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-7 20 | |||
sudo update-alternatives --install /usr/bin/cc cc /usr/bin/gcc 30 | |||
sudo update-alternatives --set cc /usr/bin/gcc | |||
sudo update-alternatives --install /usr/bin/c++ c++ /usr/bin/g++ 30 | |||
sudo update-alternatives --set c++ /usr/bin/g++ | |||
# Select | |||
sudo update-alternatives --config gcc | |||
sudo update-alternatives --config g++ | |||
</syntaxhighlight> | |||
==apt== | ==apt== | ||