zoukankan      html  css  js  c++  java
  • gcc 升级方法

    Want GCC 4.8 with c++11 complete feature? Well here’s how to install it in Ubuntu 12.04, Ubuntu 13.04, Ubuntu 12.10 via the PPA.

    The PPA provides both GCC 4.7.3 and GCC 4.8.1 for Ubuntu users. In this tutorial, you can follow below steps to upgrade gcc version in your system.

    1.) Press Ctrl+Alt+T on your keyboard to open terminal. When it opens, run below commands to add the ppa:

    sudo add-apt-repository ppa:ubuntu-toolchain-r/test

    2.) Then install gcc 4.8 and g++ 4.8:

    sudo apt-get update; sudo apt-get install gcc-4.8 g++-4.8

    3.) Once installed, run following commands one by one to use gcc 4.8 instead of previous version.

    sudo update-alternatives --remove-all gcc 
    
    sudo update-alternatives --remove-all g++
    
    sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-4.8 20
    
    sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-4.8 20
    
    sudo update-alternatives --config gcc
    
    sudo update-alternatives --config g++

    Now you have the gcc 4.8 with c++11 complete feature in your system. Check out by:

    gcc --version

    gcc (Ubuntu 4.8.1-2ubuntu1~13.04) 4.8.1
    Copyright (C) 2013 Free Software Foundation, Inc.
    This is free software; see the source for copying conditions. There is NO
    warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

     转自

    Want GCC 4.8 with c++11 complete feature? Well here’s how to install it in Ubuntu 12.04, Ubuntu 13.04, Ubuntu 12.10 via the PPA.

    The PPA provides both GCC 4.7.3 and GCC 4.8.1 for Ubuntu users. In this tutorial, you can follow below steps to upgrade gcc version in your system.

    1.) Press Ctrl+Alt+T on your keyboard to open terminal. When it opens, run below commands to add the ppa:

    sudo add-apt-repository ppa:ubuntu-toolchain-r/test

    2.) Then install gcc 4.8 and g++ 4.8:

    sudo apt-get update; sudo apt-get install gcc-4.8 g++-4.8

    3.) Once installed, run following commands one by one to use gcc 4.8 instead of previous version.

    sudo update-alternatives --remove-all gcc 
    
    sudo update-alternatives --remove-all g++
    
    sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-4.8 20
    
    sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-4.8 20
    
    sudo update-alternatives --config gcc
    
    sudo update-alternatives --config g++

    Now you have the gcc 4.8 with c++11 complete feature in your system. Check out by:

    gcc --version

    gcc (Ubuntu 4.8.1-2ubuntu1~13.04) 4.8.1
    Copyright (C) 2013 Free Software Foundation, Inc.
    This is free software; see the source for copying conditions. There is NO
    warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

     转自http://ubuntuhandbook.org/index.php/2013/08/install-gcc-4-8-via-ppa-in-ubuntu-12-04-13-04/
  • 相关阅读:
    AFO以后的机房游记
    THUSC2019 退役记
    最小树形图模板
    Codeforces Round #618 (Div. 2)
    「CF662C」 Binary Table
    「SCOI2012」喵星球上的点名
    P4480 「BJWC2018」「网络流与线性规划24题」餐巾计划问题
    CSP-S 2019 游记
    「BZOJ2839」集合计数
    「SPOJ 3105」Power Modulo Inverted
  • 原文地址:https://www.cnblogs.com/fdd566/p/6408584.html
Copyright © 2011-2022 走看看