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Install g++/gcc 4.8.2 in CentOS 6.6 ref: http://qiita.com/giwa/items/28c754d8fc2936c0f6d2
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| $ wget http://people.centos.org/tru/devtools-2/devtools-2.repo -O /etc/yum.repos.d/devtools-2.repo | |
| $ yum install devtoolset-2-gcc devtoolset-2-binutils | |
| $ yum install devtoolset-2-gcc-c++ devtoolset-2-gcc-gfortran | |
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| $ /opt/rh/devtoolset-2/root/usr/bin/gcc --version | |
| gcc (GCC) 4.8.2 20140120 (Red Hat 4.8.2-15) | |
| 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. |
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| scl enable devtoolset-2 bash |
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| source /opt/rh/devtoolset-2/enable |
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tank you!!! This really helps to install sassc ruby gem (it needs g++ compiler more than 4.5.0) on old centos systems!