CentOS 6通过yum安装gcc 4.9 5.2等高版本gcc

gcc 4.8 安装

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[root@DS-VM-Node239 ~]# curl -Lks http://www.hop5.in/yum/el6/hop5.repo > /etc/yum.repos.d/hop5.repo [root@DS-VM-Node239 ~]# yum install gcc gcc-g++ -y [root@DS-VM-Node239 ~]# gcc --version gcc (GCC) 4.8.2 20131212 (Red Hat 4.8.2-8) Copyright © 2013 Free Software Foundation, Inc. 本程序是自由软件；请参看源代码的版权声明。本软件没有任何担保； 包括没有适销性和某一专用目的下的适用性担保。 [root@DS-VM-Node239 ~]# g++ --version g++ (GCC) 4.8.2 20131212 (Red Hat 4.8.2-8) Copyright © 2013 Free Software Foundation, Inc. 本程序是自由软件；请参看源代码的版权声明。本软件没有任何担保； 包括没有适销性和某一专用目的下的适用性担保。 [root@DS-VM-Node211 ~]#

gcc 4.9 安装

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[root@DS-VM-Node239 ~]# yum install centos-release-scl -y [root@DS-VM-Node239 ~]# yum install devtoolset-3-toolchain -y [root@DS-VM-Node239 ~]# scl enable devtoolset-3 bash [root@DS-VM-Node239 ~]# gcc --version gcc (GCC) 4.9.2 20150212 (Red Hat 4.9.2-6) Copyright (C) 2014 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.   [root@DS-VM-Node239 ~]# g++ --version g++ (GCC) 4.9.2 20150212 (Red Hat 4.9.2-6) Copyright (C) 2014 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.   [root@DS-VM-Node239 ~]# gfortran --version GNU Fortran (GCC) 4.9.2 20150212 (Red Hat 4.9.2-6) Copyright (C) 2014 Free Software Foundation, Inc.   GNU Fortran comes with NO WARRANTY, to the extent permitted by law. You may redistribute copies of GNU Fortran under the terms of the GNU General Public License. For more information about these matters, see the file named COPYING   [root@DS-VM-Node239 ~]#

gcc 5.2 安装

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[root@DS-VM-Node239 ~]# yum install centos-release-scl -y [root@DS-VM-Node239 ~]# yum install devtoolset-4-toolchain -y [root@DS-VM-Node239 ~]# scl enable devtoolset-4 bash [root@DS-VM-Node239 ~]# gcc --version gcc (GCC) 5.2.1 20150902 (Red Hat 5.2.1-2) Copyright (C) 2015 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.   [root@DS-VM-Node239 ~]# g++ --version g++ (GCC) 5.2.1 20150902 (Red Hat 5.2.1-2) Copyright (C) 2015 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.   [root@DS-VM-Node239 ~]#