$ 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 $ /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 c